Home / 88,341.57-121,912.20-48,056.22

Finding the Fourth Proportional to 88,341.57, 121,912.20 and 48,056.22

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Solution

The fourth proportional to 88,341.57, 121,912.20 and 48,056.22 is: 66,318.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,341.57 : 121,912.20 = 48,056.22 : x
  2. Step 2: Convert to fraction form
    88,341.57/121,912.20 = 48,056.22/x
  3. Step 3: Cross multiply
    88,341.57x = 121,912.20 × 48,056.22
  4. Step 4: Simplify right side
    88,341.57x = 5,858,639,503.88
  5. Step 5: Solve for x
    x = 5,858,639,503.88/88,341.57
  6. Step 6: Final answer
    x = 66,318.04

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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.