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Finding the Fourth Proportional to 92,146.17, 138,203.84 and 25,593.03

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Solution

The fourth proportional to 92,146.17, 138,203.84 and 25,593.03 is: 38,385.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,146.17 : 138,203.84 = 25,593.03 : x
  2. Step 2: Convert to fraction form
    92,146.17/138,203.84 = 25,593.03/x
  3. Step 3: Cross multiply
    92,146.17x = 138,203.84 × 25,593.03
  4. Step 4: Simplify right side
    92,146.17x = 3,537,054,895.27
  5. Step 5: Solve for x
    x = 3,537,054,895.27/92,146.17
  6. Step 6: Final answer
    x = 38,385.26

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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.