Home / 88,668.11-122,366.95-48,382.56

Finding the Fourth Proportional to 88,668.11, 122,366.95 and 48,382.56

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Solution

The fourth proportional to 88,668.11, 122,366.95 and 48,382.56 is: 66,770.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,668.11 : 122,366.95 = 48,382.56 : x
  2. Step 2: Convert to fraction form
    88,668.11/122,366.95 = 48,382.56/x
  3. Step 3: Cross multiply
    88,668.11x = 122,366.95 × 48,382.56
  4. Step 4: Simplify right side
    88,668.11x = 5,920,426,179.44
  5. Step 5: Solve for x
    x = 5,920,426,179.44/88,668.11
  6. Step 6: Final answer
    x = 66,770.64

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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.