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Finding the Fourth Proportional to 61,498.08, 92,256 and 29,910

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Solution

The fourth proportional to 61,498.08, 92,256 and 29,910 is: 44,869.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,498.08 : 92,256 = 29,910 : x
  2. Step 2: Convert to fraction form
    61,498.08/92,256 = 29,910/x
  3. Step 3: Cross multiply
    61,498.08x = 92,256 × 29,910
  4. Step 4: Simplify right side
    61,498.08x = 2,759,376,960
  5. Step 5: Solve for x
    x = 2,759,376,960/61,498.08
  6. Step 6: Final answer
    x = 44,869.32

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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.