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Finding the Fourth Proportional to 182,175.31, 251,503.56 and 127,894.05

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Solution

The fourth proportional to 182,175.31, 251,503.56 and 127,894.05 is: 176,565.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,175.31 : 251,503.56 = 127,894.05 : x
  2. Step 2: Convert to fraction form
    182,175.31/251,503.56 = 127,894.05/x
  3. Step 3: Cross multiply
    182,175.31x = 251,503.56 × 127,894.05
  4. Step 4: Simplify right side
    182,175.31x = 32,165,808,877.82
  5. Step 5: Solve for x
    x = 32,165,808,877.82/182,175.31
  6. Step 6: Final answer
    x = 176,565.14

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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.