Home / 159,435.24-238,861.20-75,264.96

Finding the Fourth Proportional to 159,435.24, 238,861.20 and 75,264.96

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Solution

The fourth proportional to 159,435.24, 238,861.20 and 75,264.96 is: 112,759.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,435.24 : 238,861.20 = 75,264.96 : x
  2. Step 2: Convert to fraction form
    159,435.24/238,861.20 = 75,264.96/x
  3. Step 3: Cross multiply
    159,435.24x = 238,861.20 × 75,264.96
  4. Step 4: Simplify right side
    159,435.24x = 17,977,878,663.55
  5. Step 5: Solve for x
    x = 17,977,878,663.55/159,435.24
  6. Step 6: Final answer
    x = 112,759.76

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1.5x scale

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.