Home / 239,355.29-359,042.04-89,579.81

Finding the Fourth Proportional to 239,355.29, 359,042.04 and 89,579.81

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Solution

The fourth proportional to 239,355.29, 359,042.04 and 89,579.81 is: 134,373.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,355.29 : 359,042.04 = 89,579.81 : x
  2. Step 2: Convert to fraction form
    239,355.29/359,042.04 = 89,579.81/x
  3. Step 3: Cross multiply
    239,355.29x = 359,042.04 × 89,579.81
  4. Step 4: Simplify right side
    239,355.29x = 32,162,917,725.21
  5. Step 5: Solve for x
    x = 32,162,917,725.21/239,355.29
  6. Step 6: Final answer
    x = 134,373.12

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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.