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Finding the Fourth Proportional to 61,635.71, 92,462.88 and 19,501.74

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Solution

The fourth proportional to 61,635.71, 92,462.88 and 19,501.74 is: 29,255.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,635.71 : 92,462.88 = 19,501.74 : x
  2. Step 2: Convert to fraction form
    61,635.71/92,462.88 = 19,501.74/x
  3. Step 3: Cross multiply
    61,635.71x = 92,462.88 × 19,501.74
  4. Step 4: Simplify right side
    61,635.71x = 1,803,187,045.41
  5. Step 5: Solve for x
    x = 1,803,187,045.41/61,635.71
  6. Step 6: Final answer
    x = 29,255.56

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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.