Home / 159,692.12-239,588.13-47,372.92

Finding the Fourth Proportional to 159,692.12, 239,588.13 and 47,372.92

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Solution

The fourth proportional to 159,692.12, 239,588.13 and 47,372.92 is: 71,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,692.12 : 239,588.13 = 47,372.92 : x
  2. Step 2: Convert to fraction form
    159,692.12/239,588.13 = 47,372.92/x
  3. Step 3: Cross multiply
    159,692.12x = 239,588.13 × 47,372.92
  4. Step 4: Simplify right side
    159,692.12x = 11,349,989,975.33
  5. Step 5: Solve for x
    x = 11,349,989,975.33/159,692.12
  6. Step 6: Final answer
    x = 71,074.20

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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.