Home / 88,636.19-122,318.72-48,350.13

Finding the Fourth Proportional to 88,636.19, 122,318.72 and 48,350.13

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Solution

The fourth proportional to 88,636.19, 122,318.72 and 48,350.13 is: 66,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,636.19 : 122,318.72 = 48,350.13 : x
  2. Step 2: Convert to fraction form
    88,636.19/122,318.72 = 48,350.13/x
  3. Step 3: Cross multiply
    88,636.19x = 122,318.72 × 48,350.13
  4. Step 4: Simplify right side
    88,636.19x = 5,914,125,771.68
  5. Step 5: Solve for x
    x = 5,914,125,771.68/88,636.19
  6. Step 6: Final answer
    x = 66,723.60

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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.