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Finding the Fourth Proportional to 267,414.32, 369,035.91 and 159,988.88

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Solution

The fourth proportional to 267,414.32, 369,035.91 and 159,988.88 is: 220,787.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,414.32 : 369,035.91 = 159,988.88 : x
  2. Step 2: Convert to fraction form
    267,414.32/369,035.91 = 159,988.88/x
  3. Step 3: Cross multiply
    267,414.32x = 369,035.91 × 159,988.88
  4. Step 4: Simplify right side
    267,414.32x = 59,041,640,075.50
  5. Step 5: Solve for x
    x = 59,041,640,075.50/267,414.32
  6. Step 6: Final answer
    x = 220,787.13

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1.5x scale

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.