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Finding the Fourth Proportional to 178,261.53, 267,212.35 and 111,748.38

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Solution

The fourth proportional to 178,261.53, 267,212.35 and 111,748.38 is: 167,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,261.53 : 267,212.35 = 111,748.38 : x
  2. Step 2: Convert to fraction form
    178,261.53/267,212.35 = 111,748.38/x
  3. Step 3: Cross multiply
    178,261.53x = 267,212.35 × 111,748.38
  4. Step 4: Simplify right side
    178,261.53x = 29,860,546,366.13
  5. Step 5: Solve for x
    x = 29,860,546,366.13/178,261.53
  6. Step 6: Final answer
    x = 167,509.76

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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.