Home / 88,922.57-122,711.42-48,636.21

Finding the Fourth Proportional to 88,922.57, 122,711.42 and 48,636.21

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Solution

The fourth proportional to 88,922.57, 122,711.42 and 48,636.21 is: 67,117.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,922.57 : 122,711.42 = 48,636.21 : x
  2. Step 2: Convert to fraction form
    88,922.57/122,711.42 = 48,636.21/x
  3. Step 3: Cross multiply
    88,922.57x = 122,711.42 × 48,636.21
  4. Step 4: Simplify right side
    88,922.57x = 5,968,218,149.34
  5. Step 5: Solve for x
    x = 5,968,218,149.34/88,922.57
  6. Step 6: Final answer
    x = 67,117.03

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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.