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Finding the Fourth Proportional to 61,411.32, 92,116.98 and 17,038.08

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Solution

The fourth proportional to 61,411.32, 92,116.98 and 17,038.08 is: 25,557.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,411.32 : 92,116.98 = 17,038.08 : x
  2. Step 2: Convert to fraction form
    61,411.32/92,116.98 = 17,038.08/x
  3. Step 3: Cross multiply
    61,411.32x = 92,116.98 × 17,038.08
  4. Step 4: Simplify right side
    61,411.32x = 1,569,496,474.60
  5. Step 5: Solve for x
    x = 1,569,496,474.60/61,411.32
  6. Step 6: Final answer
    x = 25,557.12

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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.