Home / 102,941,857.20-154,412,785.80-34,783,564.80

Finding the Fourth Proportional to 102,941,857.20, 154,412,785.80 and 34,783,564.80

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Solution

The fourth proportional to 102,941,857.20, 154,412,785.80 and 34,783,564.80 is: 52,175,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,941,857.20 : 154,412,785.80 = 34,783,564.80 : x
  2. Step 2: Convert to fraction form
    102,941,857.20/154,412,785.80 = 34,783,564.80/x
  3. Step 3: Cross multiply
    102,941,857.20x = 154,412,785.80 × 34,783,564.80
  4. Step 4: Simplify right side
    102,941,857.20x = 5,371,027,140,822,820
  5. Step 5: Solve for x
    x = 5,371,027,140,822,820/102,941,857.20
  6. Step 6: Final answer
    x = 52,175,347.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.