Home / 88,366.56-121,942.19-48,080.47

Finding the Fourth Proportional to 88,366.56, 121,942.19 and 48,080.47

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Solution

The fourth proportional to 88,366.56, 121,942.19 and 48,080.47 is: 66,349.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,366.56 : 121,942.19 = 48,080.47 : x
  2. Step 2: Convert to fraction form
    88,366.56/121,942.19 = 48,080.47/x
  3. Step 3: Cross multiply
    88,366.56x = 121,942.19 × 48,080.47
  4. Step 4: Simplify right side
    88,366.56x = 5,863,037,567.63
  5. Step 5: Solve for x
    x = 5,863,037,567.63/88,366.56
  6. Step 6: Final answer
    x = 66,349.06

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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.