Home / 83,110.10-124,580.10-40,925.30

Finding the Fourth Proportional to 83,110.10, 124,580.10 and 40,925.30

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Solution

The fourth proportional to 83,110.10, 124,580.10 and 40,925.30 is: 61,346.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,110.10 : 124,580.10 = 40,925.30 : x
  2. Step 2: Convert to fraction form
    83,110.10/124,580.10 = 40,925.30/x
  3. Step 3: Cross multiply
    83,110.10x = 124,580.10 × 40,925.30
  4. Step 4: Simplify right side
    83,110.10x = 5,098,477,966.53
  5. Step 5: Solve for x
    x = 5,098,477,966.53/83,110.10
  6. Step 6: Final answer
    x = 61,346.07

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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.