Home / 239,705.28-359,464.52-89,863.84

Finding the Fourth Proportional to 239,705.28, 359,464.52 and 89,863.84

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Solution

The fourth proportional to 239,705.28, 359,464.52 and 89,863.84 is: 134,760.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,705.28 : 359,464.52 = 89,863.84 : x
  2. Step 2: Convert to fraction form
    239,705.28/359,464.52 = 89,863.84/x
  3. Step 3: Cross multiply
    239,705.28x = 359,464.52 × 89,863.84
  4. Step 4: Simplify right side
    239,705.28x = 32,302,862,110.96
  5. Step 5: Solve for x
    x = 32,302,862,110.96/239,705.28
  6. Step 6: Final answer
    x = 134,760.74

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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.