Home / 102,199.01-141,033.62-56,876.22

Finding the Fourth Proportional to 102,199.01, 141,033.62 and 56,876.22

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Solution

The fourth proportional to 102,199.01, 141,033.62 and 56,876.22 is: 78,488.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,199.01 : 141,033.62 = 56,876.22 : x
  2. Step 2: Convert to fraction form
    102,199.01/141,033.62 = 56,876.22/x
  3. Step 3: Cross multiply
    102,199.01x = 141,033.62 × 56,876.22
  4. Step 4: Simplify right side
    102,199.01x = 8,021,459,340.71
  5. Step 5: Solve for x
    x = 8,021,459,340.71/102,199.01
  6. Step 6: Final answer
    x = 78,488.62

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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.