Home / 88,279.38-121,825.44-47,993.04

Finding the Fourth Proportional to 88,279.38, 121,825.44 and 47,993.04

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Solution

The fourth proportional to 88,279.38, 121,825.44 and 47,993.04 is: 66,230.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,279.38 : 121,825.44 = 47,993.04 : x
  2. Step 2: Convert to fraction form
    88,279.38/121,825.44 = 47,993.04/x
  3. Step 3: Cross multiply
    88,279.38x = 121,825.44 × 47,993.04
  4. Step 4: Simplify right side
    88,279.38x = 5,846,773,214.94
  5. Step 5: Solve for x
    x = 5,846,773,214.94/88,279.38
  6. Step 6: Final answer
    x = 66,230.34

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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.