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Finding the Fourth Proportional to 267,645, 369,350.10 and 148,413

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Solution

The fourth proportional to 267,645, 369,350.10 and 148,413 is: 204,809.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,645 : 369,350.10 = 148,413 : x
  2. Step 2: Convert to fraction form
    267,645/369,350.10 = 148,413/x
  3. Step 3: Cross multiply
    267,645x = 369,350.10 × 148,413
  4. Step 4: Simplify right side
    267,645x = 54,816,356,391.30
  5. Step 5: Solve for x
    x = 54,816,356,391.30/267,645
  6. Step 6: Final answer
    x = 204,809.94

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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.