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Finding the Fourth Proportional to 61,702.81, 92,554.21 and 14,955.68

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Solution

The fourth proportional to 61,702.81, 92,554.21 and 14,955.68 is: 22,433.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,702.81 : 92,554.21 = 14,955.68 : x
  2. Step 2: Convert to fraction form
    61,702.81/92,554.21 = 14,955.68/x
  3. Step 3: Cross multiply
    61,702.81x = 92,554.21 × 14,955.68
  4. Step 4: Simplify right side
    61,702.81x = 1,384,211,397.49
  5. Step 5: Solve for x
    x = 1,384,211,397.49/61,702.81
  6. Step 6: Final answer
    x = 22,433.52

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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.