Home / 102,157,325.01-140,981,572.57-57,506,175.81

Finding the Fourth Proportional to 102,157,325.01, 140,981,572.57 and 57,506,175.81

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Solution

The fourth proportional to 102,157,325.01, 140,981,572.57 and 57,506,175.81 is: 79,361,035.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,157,325.01 : 140,981,572.57 = 57,506,175.81 : x
  2. Step 2: Convert to fraction form
    102,157,325.01/140,981,572.57 = 57,506,175.81/x
  3. Step 3: Cross multiply
    102,157,325.01x = 140,981,572.57 × 57,506,175.81
  4. Step 4: Simplify right side
    102,157,325.01x = 8,107,311,098,180,693
  5. Step 5: Solve for x
    x = 8,107,311,098,180,693/102,157,325.01
  6. Step 6: Final answer
    x = 79,361,035.51

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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.