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Finding the Fourth Proportional to 158,375.55, 237,538.56 and 51,758.66

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Solution

The fourth proportional to 158,375.55, 237,538.56 and 51,758.66 is: 77,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,375.55 : 237,538.56 = 51,758.66 : x
  2. Step 2: Convert to fraction form
    158,375.55/237,538.56 = 51,758.66/x
  3. Step 3: Cross multiply
    158,375.55x = 237,538.56 × 51,758.66
  4. Step 4: Simplify right side
    158,375.55x = 12,294,677,563.93
  5. Step 5: Solve for x
    x = 12,294,677,563.93/158,375.55
  6. Step 6: Final answer
    x = 77,629.90

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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.