Home / 88,366.46-121,942.06-48,080.39

Finding the Fourth Proportional to 88,366.46, 121,942.06 and 48,080.39

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Solution

The fourth proportional to 88,366.46, 121,942.06 and 48,080.39 is: 66,348.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,366.46 : 121,942.06 = 48,080.39 : x
  2. Step 2: Convert to fraction form
    88,366.46/121,942.06 = 48,080.39/x
  3. Step 3: Cross multiply
    88,366.46x = 121,942.06 × 48,080.39
  4. Step 4: Simplify right side
    88,366.46x = 5,863,021,802.20
  5. Step 5: Solve for x
    x = 5,863,021,802.20/88,366.46
  6. Step 6: Final answer
    x = 66,348.95

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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.