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Finding the Fourth Proportional to 92,252.43, 138,398.07 and 29,918.07

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Solution

The fourth proportional to 92,252.43, 138,398.07 and 29,918.07 is: 44,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,252.43 : 138,398.07 = 29,918.07 : x
  2. Step 2: Convert to fraction form
    92,252.43/138,398.07 = 29,918.07/x
  3. Step 3: Cross multiply
    92,252.43x = 138,398.07 × 29,918.07
  4. Step 4: Simplify right side
    92,252.43x = 4,140,603,146.12
  5. Step 5: Solve for x
    x = 4,140,603,146.12/92,252.43
  6. Step 6: Final answer
    x = 44,883.40

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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.