Home / 239,713.71-359,477.07-89,872.35

Finding the Fourth Proportional to 239,713.71, 359,477.07 and 89,872.35

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Solution

The fourth proportional to 239,713.71, 359,477.07 and 89,872.35 is: 134,773.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,713.71 : 359,477.07 = 89,872.35 : x
  2. Step 2: Convert to fraction form
    239,713.71/359,477.07 = 89,872.35/x
  3. Step 3: Cross multiply
    239,713.71x = 359,477.07 × 89,872.35
  4. Step 4: Simplify right side
    239,713.71x = 32,307,049,052.01
  5. Step 5: Solve for x
    x = 32,307,049,052.01/239,713.71
  6. Step 6: Final answer
    x = 134,773.47

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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.