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Finding the Fourth Proportional to 267,802.55, 369,560.96 and 149,928.05

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Solution

The fourth proportional to 267,802.55, 369,560.96 and 149,928.05 is: 206,897.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,802.55 : 369,560.96 = 149,928.05 : x
  2. Step 2: Convert to fraction form
    267,802.55/369,560.96 = 149,928.05/x
  3. Step 3: Cross multiply
    267,802.55x = 369,560.96 × 149,928.05
  4. Step 4: Simplify right side
    267,802.55x = 55,407,554,088.93
  5. Step 5: Solve for x
    x = 55,407,554,088.93/267,802.55
  6. Step 6: Final answer
    x = 206,897.04

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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.