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Finding the Fourth Proportional to 117,446.48, 161,897.16 and 92,252.24

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Solution

The fourth proportional to 117,446.48, 161,897.16 and 92,252.24 is: 127,167.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,446.48 : 161,897.16 = 92,252.24 : x
  2. Step 2: Convert to fraction form
    117,446.48/161,897.16 = 92,252.24/x
  3. Step 3: Cross multiply
    117,446.48x = 161,897.16 × 92,252.24
  4. Step 4: Simplify right side
    117,446.48x = 14,935,375,659.64
  5. Step 5: Solve for x
    x = 14,935,375,659.64/117,446.48
  6. Step 6: Final answer
    x = 127,167.50

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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.