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Finding the Fourth Proportional to 178,532.60, 267,798.63 and 73,277.42

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Solution

The fourth proportional to 178,532.60, 267,798.63 and 73,277.42 is: 109,916.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,532.60 : 267,798.63 = 73,277.42 : x
  2. Step 2: Convert to fraction form
    178,532.60/267,798.63 = 73,277.42/x
  3. Step 3: Cross multiply
    178,532.60x = 267,798.63 × 73,277.42
  4. Step 4: Simplify right side
    178,532.60x = 19,623,592,685.93
  5. Step 5: Solve for x
    x = 19,623,592,685.93/178,532.60
  6. Step 6: Final answer
    x = 109,916.02

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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.