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Finding the Fourth Proportional to 92,374.17, 127,302.16 and 66,837.30

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Solution

The fourth proportional to 92,374.17, 127,302.16 and 66,837.30 is: 92,109.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,374.17 : 127,302.16 = 66,837.30 : x
  2. Step 2: Convert to fraction form
    92,374.17/127,302.16 = 66,837.30/x
  3. Step 3: Cross multiply
    92,374.17x = 127,302.16 × 66,837.30
  4. Step 4: Simplify right side
    92,374.17x = 8,508,532,022.06
  5. Step 5: Solve for x
    x = 8,508,532,022.06/92,374.17
  6. Step 6: Final answer
    x = 92,109.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.