Home / 78,949.31-108,937.58-44,938.73

Finding the Fourth Proportional to 78,949.31, 108,937.58 and 44,938.73

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Solution

The fourth proportional to 78,949.31, 108,937.58 and 44,938.73 is: 62,008.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,949.31 : 108,937.58 = 44,938.73 : x
  2. Step 2: Convert to fraction form
    78,949.31/108,937.58 = 44,938.73/x
  3. Step 3: Cross multiply
    78,949.31x = 108,937.58 × 44,938.73
  4. Step 4: Simplify right side
    78,949.31x = 4,895,516,542.12
  5. Step 5: Solve for x
    x = 4,895,516,542.12/78,949.31
  6. Step 6: Final answer
    x = 62,008.36

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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.