Home / 88,371.14-121,951.20-52,560.36

Finding the Fourth Proportional to 88,371.14, 121,951.20 and 52,560.36

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Solution

The fourth proportional to 88,371.14, 121,951.20 and 52,560.36 is: 72,532.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,371.14 : 121,951.20 = 52,560.36 : x
  2. Step 2: Convert to fraction form
    88,371.14/121,951.20 = 52,560.36/x
  3. Step 3: Cross multiply
    88,371.14x = 121,951.20 × 52,560.36
  4. Step 4: Simplify right side
    88,371.14x = 6,409,798,974.43
  5. Step 5: Solve for x
    x = 6,409,798,974.43/88,371.14
  6. Step 6: Final answer
    x = 72,532.72

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1.5x scale

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.