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Finding the Fourth Proportional to 158,608.83, 237,837.92 and 92,069.36

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Solution

The fourth proportional to 158,608.83, 237,837.92 and 92,069.36 is: 138,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,608.83 : 237,837.92 = 92,069.36 : x
  2. Step 2: Convert to fraction form
    158,608.83/237,837.92 = 92,069.36/x
  3. Step 3: Cross multiply
    158,608.83x = 237,837.92 × 92,069.36
  4. Step 4: Simplify right side
    158,608.83x = 21,897,583,428.59
  5. Step 5: Solve for x
    x = 21,897,583,428.59/158,608.83
  6. Step 6: Final answer
    x = 138,060.30

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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.