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Finding the Fourth Proportional to 239,792.55, 359,440.97 and 89,927.16

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Solution

The fourth proportional to 239,792.55, 359,440.97 and 89,927.16 is: 134,797.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,792.55 : 359,440.97 = 89,927.16 : x
  2. Step 2: Convert to fraction form
    239,792.55/359,440.97 = 89,927.16/x
  3. Step 3: Cross multiply
    239,792.55x = 359,440.97 × 89,927.16
  4. Step 4: Simplify right side
    239,792.55x = 32,323,505,170.11
  5. Step 5: Solve for x
    x = 32,323,505,170.11/239,792.55
  6. Step 6: Final answer
    x = 134,797.79

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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.