Home / 62,640.17-93,947.49-23,187.90

Finding the Fourth Proportional to 62,640.17, 93,947.49 and 23,187.90

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Solution

The fourth proportional to 62,640.17, 93,947.49 and 23,187.90 is: 34,777.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,640.17 : 93,947.49 = 23,187.90 : x
  2. Step 2: Convert to fraction form
    62,640.17/93,947.49 = 23,187.90/x
  3. Step 3: Cross multiply
    62,640.17x = 93,947.49 × 23,187.90
  4. Step 4: Simplify right side
    62,640.17x = 2,178,444,887.43
  5. Step 5: Solve for x
    x = 2,178,444,887.43/62,640.17
  6. Step 6: Final answer
    x = 34,777.13

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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.