Home / 88,233.66-121,749.51-52,425.18

Finding the Fourth Proportional to 88,233.66, 121,749.51 and 52,425.18

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Solution

The fourth proportional to 88,233.66, 121,749.51 and 52,425.18 is: 72,339.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,233.66 : 121,749.51 = 52,425.18 : x
  2. Step 2: Convert to fraction form
    88,233.66/121,749.51 = 52,425.18/x
  3. Step 3: Cross multiply
    88,233.66x = 121,749.51 × 52,425.18
  4. Step 4: Simplify right side
    88,233.66x = 6,382,739,976.66
  5. Step 5: Solve for x
    x = 6,382,739,976.66/88,233.66
  6. Step 6: Final answer
    x = 72,339.06

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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.