Home / 96,218.20-132,780.09-53,200.72

Finding the Fourth Proportional to 96,218.20, 132,780.09 and 53,200.72

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Solution

The fourth proportional to 96,218.20, 132,780.09 and 53,200.72 is: 73,416.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,218.20 : 132,780.09 = 53,200.72 : x
  2. Step 2: Convert to fraction form
    96,218.20/132,780.09 = 53,200.72/x
  3. Step 3: Cross multiply
    96,218.20x = 132,780.09 × 53,200.72
  4. Step 4: Simplify right side
    96,218.20x = 7,063,996,389.66
  5. Step 5: Solve for x
    x = 7,063,996,389.66/96,218.20
  6. Step 6: Final answer
    x = 73,416.43

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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.