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Finding the Fourth Proportional to 83,314.35, 124,985.16 and 26,392.14

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Solution

The fourth proportional to 83,314.35, 124,985.16 and 26,392.14 is: 39,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,314.35 : 124,985.16 = 26,392.14 : x
  2. Step 2: Convert to fraction form
    83,314.35/124,985.16 = 26,392.14/x
  3. Step 3: Cross multiply
    83,314.35x = 124,985.16 × 26,392.14
  4. Step 4: Simplify right side
    83,314.35x = 3,298,625,840.64
  5. Step 5: Solve for x
    x = 3,298,625,840.64/83,314.35
  6. Step 6: Final answer
    x = 39,592.53

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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.