Home / 239,731.74-359,504.06-89,890.29

Finding the Fourth Proportional to 239,731.74, 359,504.06 and 89,890.29

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Solution

The fourth proportional to 239,731.74, 359,504.06 and 89,890.29 is: 134,800.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,731.74 : 359,504.06 = 89,890.29 : x
  2. Step 2: Convert to fraction form
    239,731.74/359,504.06 = 89,890.29/x
  3. Step 3: Cross multiply
    239,731.74x = 359,504.06 × 89,890.29
  4. Step 4: Simplify right side
    239,731.74x = 32,315,923,760.13
  5. Step 5: Solve for x
    x = 32,315,923,760.13/239,731.74
  6. Step 6: Final answer
    x = 134,800.36

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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.