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Finding the Fourth Proportional to 158,281.88, 237,421.90 and 39,952.72

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Solution

The fourth proportional to 158,281.88, 237,421.90 and 39,952.72 is: 59,928.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,281.88 : 237,421.90 = 39,952.72 : x
  2. Step 2: Convert to fraction form
    158,281.88/237,421.90 = 39,952.72/x
  3. Step 3: Cross multiply
    158,281.88x = 237,421.90 × 39,952.72
  4. Step 4: Simplify right side
    158,281.88x = 9,485,650,692.57
  5. Step 5: Solve for x
    x = 9,485,650,692.57/158,281.88
  6. Step 6: Final answer
    x = 59,928.85

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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.