Home / 88,099.26-121,677.88-58,019.04

Finding the Fourth Proportional to 88,099.26, 121,677.88 and 58,019.04

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Solution

The fourth proportional to 88,099.26, 121,677.88 and 58,019.04 is: 80,132.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,099.26 : 121,677.88 = 58,019.04 : x
  2. Step 2: Convert to fraction form
    88,099.26/121,677.88 = 58,019.04/x
  3. Step 3: Cross multiply
    88,099.26x = 121,677.88 × 58,019.04
  4. Step 4: Simplify right side
    88,099.26x = 7,059,633,786.84
  5. Step 5: Solve for x
    x = 7,059,633,786.84/88,099.26
  6. Step 6: Final answer
    x = 80,132.73

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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.