Home / 239,023.53-329,839.93-131,572.57

Finding the Fourth Proportional to 239,023.53, 329,839.93 and 131,572.57

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Solution

The fourth proportional to 239,023.53, 329,839.93 and 131,572.57 is: 181,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,023.53 : 329,839.93 = 131,572.57 : x
  2. Step 2: Convert to fraction form
    239,023.53/329,839.93 = 131,572.57/x
  3. Step 3: Cross multiply
    239,023.53x = 329,839.93 × 131,572.57
  4. Step 4: Simplify right side
    239,023.53x = 43,397,887,278.72
  5. Step 5: Solve for x
    x = 43,397,887,278.72/239,023.53
  6. Step 6: Final answer
    x = 181,563.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.