Home / 88,922.46-122,832.81-71,144.58

Finding the Fourth Proportional to 88,922.46, 122,832.81 and 71,144.58

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Solution

The fourth proportional to 88,922.46, 122,832.81 and 71,144.58 is: 98,275.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,922.46 : 122,832.81 = 71,144.58 : x
  2. Step 2: Convert to fraction form
    88,922.46/122,832.81 = 71,144.58/x
  3. Step 3: Cross multiply
    88,922.46x = 122,832.81 × 71,144.58
  4. Step 4: Simplify right side
    88,922.46x = 8,738,888,677.67
  5. Step 5: Solve for x
    x = 8,738,888,677.67/88,922.46
  6. Step 6: Final answer
    x = 98,275.38

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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.