Home / 88,401.20-121,996.22-48,117.57

Finding the Fourth Proportional to 88,401.20, 121,996.22 and 48,117.57

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Solution

The fourth proportional to 88,401.20, 121,996.22 and 48,117.57 is: 66,403.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,401.20 : 121,996.22 = 48,117.57 : x
  2. Step 2: Convert to fraction form
    88,401.20/121,996.22 = 48,117.57/x
  3. Step 3: Cross multiply
    88,401.20x = 121,996.22 × 48,117.57
  4. Step 4: Simplify right side
    88,401.20x = 5,870,161,415.00
  5. Step 5: Solve for x
    x = 5,870,161,415.00/88,401.20
  6. Step 6: Final answer
    x = 66,403.64

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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.