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Finding the Fourth Proportional to 178,232.42, 267,160.61 and 65,840.67

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Solution

The fourth proportional to 178,232.42, 267,160.61 and 65,840.67 is: 98,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,232.42 : 267,160.61 = 65,840.67 : x
  2. Step 2: Convert to fraction form
    178,232.42/267,160.61 = 65,840.67/x
  3. Step 3: Cross multiply
    178,232.42x = 267,160.61 × 65,840.67
  4. Step 4: Simplify right side
    178,232.42x = 17,590,033,724.61
  5. Step 5: Solve for x
    x = 17,590,033,724.61/178,232.42
  6. Step 6: Final answer
    x = 98,691.55

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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.