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Finding the Fourth Proportional to 61,439.16, 92,188.44 and 29,876.16

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Solution

The fourth proportional to 61,439.16, 92,188.44 and 29,876.16 is: 44,828.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,439.16 : 92,188.44 = 29,876.16 : x
  2. Step 2: Convert to fraction form
    61,439.16/92,188.44 = 29,876.16/x
  3. Step 3: Cross multiply
    61,439.16x = 92,188.44 × 29,876.16
  4. Step 4: Simplify right side
    61,439.16x = 2,754,236,583.59
  5. Step 5: Solve for x
    x = 2,754,236,583.59/61,439.16
  6. Step 6: Final answer
    x = 44,828.68

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1.5x scale

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.