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Finding the Fourth Proportional to 92,827.98, 139,264.65 and 29,648.12

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Solution

The fourth proportional to 92,827.98, 139,264.65 and 29,648.12 is: 44,479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,827.98 : 139,264.65 = 29,648.12 : x
  2. Step 2: Convert to fraction form
    92,827.98/139,264.65 = 29,648.12/x
  3. Step 3: Cross multiply
    92,827.98x = 139,264.65 × 29,648.12
  4. Step 4: Simplify right side
    92,827.98x = 4,128,934,358.63
  5. Step 5: Solve for x
    x = 4,128,934,358.63/92,827.98
  6. Step 6: Final answer
    x = 44,479.42

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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.