Home / 102,536,253.48-141,500,074.62-56,126,772.12

Finding the Fourth Proportional to 102,536,253.48, 141,500,074.62 and 56,126,772.12

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Solution

The fourth proportional to 102,536,253.48, 141,500,074.62 and 56,126,772.12 is: 77,454,970.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,536,253.48 : 141,500,074.62 = 56,126,772.12 : x
  2. Step 2: Convert to fraction form
    102,536,253.48/141,500,074.62 = 56,126,772.12/x
  3. Step 3: Cross multiply
    102,536,253.48x = 141,500,074.62 × 56,126,772.12
  4. Step 4: Simplify right side
    102,536,253.48x = 7,941,942,443,159,735
  5. Step 5: Solve for x
    x = 7,941,942,443,159,735/102,536,253.48
  6. Step 6: Final answer
    x = 77,454,970.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.