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Finding the Fourth Proportional to 136,044.92, 204,069.72 and 47,301.32

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Solution

The fourth proportional to 136,044.92, 204,069.72 and 47,301.32 is: 70,952.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,044.92 : 204,069.72 = 47,301.32 : x
  2. Step 2: Convert to fraction form
    136,044.92/204,069.72 = 47,301.32/x
  3. Step 3: Cross multiply
    136,044.92x = 204,069.72 × 47,301.32
  4. Step 4: Simplify right side
    136,044.92x = 9,652,767,128.03
  5. Step 5: Solve for x
    x = 9,652,767,128.03/136,044.92
  6. Step 6: Final answer
    x = 70,952.79

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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.