Home / 136,091.16-204,169.68-47,332.08

Finding the Fourth Proportional to 136,091.16, 204,169.68 and 47,332.08

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Solution

The fourth proportional to 136,091.16, 204,169.68 and 47,332.08 is: 71,009.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,091.16 : 204,169.68 = 47,332.08 : x
  2. Step 2: Convert to fraction form
    136,091.16/204,169.68 = 47,332.08/x
  3. Step 3: Cross multiply
    136,091.16x = 204,169.68 × 47,332.08
  4. Step 4: Simplify right side
    136,091.16x = 9,663,775,627.33
  5. Step 5: Solve for x
    x = 9,663,775,627.33/136,091.16
  6. Step 6: Final answer
    x = 71,009.58

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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.