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Finding the Fourth Proportional to 267,643.22, 369,313.92 and 146,752.70

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Solution

The fourth proportional to 267,643.22, 369,313.92 and 146,752.70 is: 202,500.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,643.22 : 369,313.92 = 146,752.70 : x
  2. Step 2: Convert to fraction form
    267,643.22/369,313.92 = 146,752.70/x
  3. Step 3: Cross multiply
    267,643.22x = 369,313.92 × 146,752.70
  4. Step 4: Simplify right side
    267,643.22x = 54,197,813,061.01
  5. Step 5: Solve for x
    x = 54,197,813,061.01/267,643.22
  6. Step 6: Final answer
    x = 202,500.23

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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.