Home / 63,721.50-95,597.97-31,715.82

Finding the Fourth Proportional to 63,721.50, 95,597.97 and 31,715.82

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Solution

The fourth proportional to 63,721.50, 95,597.97 and 31,715.82 is: 47,581.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,721.50 : 95,597.97 = 31,715.82 : x
  2. Step 2: Convert to fraction form
    63,721.50/95,597.97 = 31,715.82/x
  3. Step 3: Cross multiply
    63,721.50x = 95,597.97 × 31,715.82
  4. Step 4: Simplify right side
    63,721.50x = 3,031,967,372.32
  5. Step 5: Solve for x
    x = 3,031,967,372.32/63,721.50
  6. Step 6: Final answer
    x = 47,581.55

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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.