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Finding the Fourth Proportional to 152,301.80, 227,934.30 and 133,639.40

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Solution

The fourth proportional to 152,301.80, 227,934.30 and 133,639.40 is: 200,004.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,301.80 : 227,934.30 = 133,639.40 : x
  2. Step 2: Convert to fraction form
    152,301.80/227,934.30 = 133,639.40/x
  3. Step 3: Cross multiply
    152,301.80x = 227,934.30 × 133,639.40
  4. Step 4: Simplify right side
    152,301.80x = 30,461,003,091.42
  5. Step 5: Solve for x
    x = 30,461,003,091.42/152,301.80
  6. Step 6: Final answer
    x = 200,004.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.