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Finding the Fourth Proportional to 61,655.92, 92,483.57 and 14,908.79

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Solution

The fourth proportional to 61,655.92, 92,483.57 and 14,908.79 is: 22,363.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,655.92 : 92,483.57 = 14,908.79 : x
  2. Step 2: Convert to fraction form
    61,655.92/92,483.57 = 14,908.79/x
  3. Step 3: Cross multiply
    61,655.92x = 92,483.57 × 14,908.79
  4. Step 4: Simplify right side
    61,655.92x = 1,378,818,392.06
  5. Step 5: Solve for x
    x = 1,378,818,392.06/61,655.92
  6. Step 6: Final answer
    x = 22,363.12

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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.