Home / 88,346.20-121,877.52-52,515.84

Finding the Fourth Proportional to 88,346.20, 121,877.52 and 52,515.84

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Solution

The fourth proportional to 88,346.20, 121,877.52 and 52,515.84 is: 72,447.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,346.20 : 121,877.52 = 52,515.84 : x
  2. Step 2: Convert to fraction form
    88,346.20/121,877.52 = 52,515.84/x
  3. Step 3: Cross multiply
    88,346.20x = 121,877.52 × 52,515.84
  4. Step 4: Simplify right side
    88,346.20x = 6,400,500,339.92
  5. Step 5: Solve for x
    x = 6,400,500,339.92/88,346.20
  6. Step 6: Final answer
    x = 72,447.94

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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.