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Finding the Fourth Proportional to 252,013.44, 377,805.60 and 111,695.52

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Solution

The fourth proportional to 252,013.44, 377,805.60 and 111,695.52 is: 167,448.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,013.44 : 377,805.60 = 111,695.52 : x
  2. Step 2: Convert to fraction form
    252,013.44/377,805.60 = 111,695.52/x
  3. Step 3: Cross multiply
    252,013.44x = 377,805.60 × 111,695.52
  4. Step 4: Simplify right side
    252,013.44x = 42,199,192,950.91
  5. Step 5: Solve for x
    x = 42,199,192,950.91/252,013.44
  6. Step 6: Final answer
    x = 167,448.18

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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.