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Finding the Fourth Proportional to 267,646.72, 369,318.75 and 146,756.20

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Solution

The fourth proportional to 267,646.72, 369,318.75 and 146,756.20 is: 202,505.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,646.72 : 369,318.75 = 146,756.20 : x
  2. Step 2: Convert to fraction form
    267,646.72/369,318.75 = 146,756.20/x
  3. Step 3: Cross multiply
    267,646.72x = 369,318.75 × 146,756.20
  4. Step 4: Simplify right side
    267,646.72x = 54,199,816,338.75
  5. Step 5: Solve for x
    x = 54,199,816,338.75/267,646.72
  6. Step 6: Final answer
    x = 202,505.06

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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.