Home / 88,244.80-121,772.77-47,958.23

Finding the Fourth Proportional to 88,244.80, 121,772.77 and 47,958.23

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Solution

The fourth proportional to 88,244.80, 121,772.77 and 47,958.23 is: 66,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,244.80 : 121,772.77 = 47,958.23 : x
  2. Step 2: Convert to fraction form
    88,244.80/121,772.77 = 47,958.23/x
  3. Step 3: Cross multiply
    88,244.80x = 121,772.77 × 47,958.23
  4. Step 4: Simplify right side
    88,244.80x = 5,840,006,695.93
  5. Step 5: Solve for x
    x = 5,840,006,695.93/88,244.80
  6. Step 6: Final answer
    x = 66,179.61

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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.