Home / 237,565.87-327,840.96-130,139.72

Finding the Fourth Proportional to 237,565.87, 327,840.96 and 130,139.72

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Solution

The fourth proportional to 237,565.87, 327,840.96 and 130,139.72 is: 179,592.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,565.87 : 327,840.96 = 130,139.72 : x
  2. Step 2: Convert to fraction form
    237,565.87/327,840.96 = 130,139.72/x
  3. Step 3: Cross multiply
    237,565.87x = 327,840.96 × 130,139.72
  4. Step 4: Simplify right side
    237,565.87x = 42,665,132,417.25
  5. Step 5: Solve for x
    x = 42,665,132,417.25/237,565.87
  6. Step 6: Final answer
    x = 179,592.85

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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.