Home / 88,308.06-121,822.27-52,472.69

Finding the Fourth Proportional to 88,308.06, 121,822.27 and 52,472.69

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Solution

The fourth proportional to 88,308.06, 121,822.27 and 52,472.69 is: 72,386.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,308.06 : 121,822.27 = 52,472.69 : x
  2. Step 2: Convert to fraction form
    88,308.06/121,822.27 = 52,472.69/x
  3. Step 3: Cross multiply
    88,308.06x = 121,822.27 × 52,472.69
  4. Step 4: Simplify right side
    88,308.06x = 6,392,342,758.18
  5. Step 5: Solve for x
    x = 6,392,342,758.18/88,308.06
  6. Step 6: Final answer
    x = 72,386.86

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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.