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Finding the Fourth Proportional to 178,553.76, 267,851.12 and 53,902.24

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Solution

The fourth proportional to 178,553.76, 267,851.12 and 53,902.24 is: 80,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,553.76 : 267,851.12 = 53,902.24 : x
  2. Step 2: Convert to fraction form
    178,553.76/267,851.12 = 53,902.24/x
  3. Step 3: Cross multiply
    178,553.76x = 267,851.12 × 53,902.24
  4. Step 4: Simplify right side
    178,553.76x = 14,437,775,354.51
  5. Step 5: Solve for x
    x = 14,437,775,354.51/178,553.76
  6. Step 6: Final answer
    x = 80,859.54

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1.5x scale

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.