Home / 88,326.46-121,884.24-48,039.40

Finding the Fourth Proportional to 88,326.46, 121,884.24 and 48,039.40

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Solution

The fourth proportional to 88,326.46, 121,884.24 and 48,039.40 is: 66,290.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,326.46 : 121,884.24 = 48,039.40 : x
  2. Step 2: Convert to fraction form
    88,326.46/121,884.24 = 48,039.40/x
  3. Step 3: Cross multiply
    88,326.46x = 121,884.24 × 48,039.40
  4. Step 4: Simplify right side
    88,326.46x = 5,855,245,759.06
  5. Step 5: Solve for x
    x = 5,855,245,759.06/88,326.46
  6. Step 6: Final answer
    x = 66,290.96

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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.