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Finding the Fourth Proportional to 176,419.42, 264,670.12 and 58,091.78

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Solution

The fourth proportional to 176,419.42, 264,670.12 and 58,091.78 is: 87,151.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,419.42 : 264,670.12 = 58,091.78 : x
  2. Step 2: Convert to fraction form
    176,419.42/264,670.12 = 58,091.78/x
  3. Step 3: Cross multiply
    176,419.42x = 264,670.12 × 58,091.78
  4. Step 4: Simplify right side
    176,419.42x = 15,375,158,383.61
  5. Step 5: Solve for x
    x = 15,375,158,383.61/176,419.42
  6. Step 6: Final answer
    x = 87,151.17

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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.