Home / 88,309.27-121,867.37-48,023.47

Finding the Fourth Proportional to 88,309.27, 121,867.37 and 48,023.47

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Solution

The fourth proportional to 88,309.27, 121,867.37 and 48,023.47 is: 66,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,309.27 : 121,867.37 = 48,023.47 : x
  2. Step 2: Convert to fraction form
    88,309.27/121,867.37 = 48,023.47/x
  3. Step 3: Cross multiply
    88,309.27x = 121,867.37 × 48,023.47
  4. Step 4: Simplify right side
    88,309.27x = 5,852,493,987.17
  5. Step 5: Solve for x
    x = 5,852,493,987.17/88,309.27
  6. Step 6: Final answer
    x = 66,272.70

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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.