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Finding the Fourth Proportional to 240,041.64, 359,979.04 and 133,588.04

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Solution

The fourth proportional to 240,041.64, 359,979.04 and 133,588.04 is: 200,335.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,041.64 : 359,979.04 = 133,588.04 : x
  2. Step 2: Convert to fraction form
    240,041.64/359,979.04 = 133,588.04/x
  3. Step 3: Cross multiply
    240,041.64x = 359,979.04 × 133,588.04
  4. Step 4: Simplify right side
    240,041.64x = 48,088,894,394.68
  5. Step 5: Solve for x
    x = 48,088,894,394.68/240,041.64
  6. Step 6: Final answer
    x = 200,335.64

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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.