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Finding the Fourth Proportional to 158,609.58, 237,839.04 and 92,070.11

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Solution

The fourth proportional to 158,609.58, 237,839.04 and 92,070.11 is: 138,061.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,609.58 : 237,839.04 = 92,070.11 : x
  2. Step 2: Convert to fraction form
    158,609.58/237,839.04 = 92,070.11/x
  3. Step 3: Cross multiply
    158,609.58x = 237,839.04 × 92,070.11
  4. Step 4: Simplify right side
    158,609.58x = 21,897,866,575.09
  5. Step 5: Solve for x
    x = 21,897,866,575.09/158,609.58
  6. Step 6: Final answer
    x = 138,061.44

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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.