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Finding the Fourth Proportional to 267,521.48, 369,171.65 and 146,658.63

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Solution

The fourth proportional to 267,521.48, 369,171.65 and 146,658.63 is: 202,384.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,521.48 : 369,171.65 = 146,658.63 : x
  2. Step 2: Convert to fraction form
    267,521.48/369,171.65 = 146,658.63/x
  3. Step 3: Cross multiply
    267,521.48x = 369,171.65 × 146,658.63
  4. Step 4: Simplify right side
    267,521.48x = 54,142,207,690.55
  5. Step 5: Solve for x
    x = 54,142,207,690.55/267,521.48
  6. Step 6: Final answer
    x = 202,384.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.