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Finding the Fourth Proportional to 267,803.68, 369,562.52 and 149,929.17

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Solution

The fourth proportional to 267,803.68, 369,562.52 and 149,929.17 is: 206,898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,803.68 : 369,562.52 = 149,929.17 : x
  2. Step 2: Convert to fraction form
    267,803.68/369,562.52 = 149,929.17/x
  3. Step 3: Cross multiply
    267,803.68x = 369,562.52 × 149,929.17
  4. Step 4: Simplify right side
    267,803.68x = 55,408,201,886.71
  5. Step 5: Solve for x
    x = 55,408,201,886.71/267,803.68
  6. Step 6: Final answer
    x = 206,898.58

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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.