Home / 239,705.09-359,464.17-89,863.70

Finding the Fourth Proportional to 239,705.09, 359,464.17 and 89,863.70

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Solution

The fourth proportional to 239,705.09, 359,464.17 and 89,863.70 is: 134,760.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,705.09 : 359,464.17 = 89,863.70 : x
  2. Step 2: Convert to fraction form
    239,705.09/359,464.17 = 89,863.70/x
  3. Step 3: Cross multiply
    239,705.09x = 359,464.17 × 89,863.70
  4. Step 4: Simplify right side
    239,705.09x = 32,302,778,536.31
  5. Step 5: Solve for x
    x = 32,302,778,536.31/239,705.09
  6. Step 6: Final answer
    x = 134,760.51

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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.