Home / 62,935.28-86,849.16-34,640.72

Finding the Fourth Proportional to 62,935.28, 86,849.16 and 34,640.72

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Solution

The fourth proportional to 62,935.28, 86,849.16 and 34,640.72 is: 47,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,935.28 : 86,849.16 = 34,640.72 : x
  2. Step 2: Convert to fraction form
    62,935.28/86,849.16 = 34,640.72/x
  3. Step 3: Cross multiply
    62,935.28x = 86,849.16 × 34,640.72
  4. Step 4: Simplify right side
    62,935.28x = 3,008,517,433.80
  5. Step 5: Solve for x
    x = 3,008,517,433.80/62,935.28
  6. Step 6: Final answer
    x = 47,803.35

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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.