Home / 162,955.20-224,884.48-91,335.68

Finding the Fourth Proportional to 162,955.20, 224,884.48 and 91,335.68

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Solution

The fourth proportional to 162,955.20, 224,884.48 and 91,335.68 is: 126,046.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,955.20 : 224,884.48 = 91,335.68 : x
  2. Step 2: Convert to fraction form
    162,955.20/224,884.48 = 91,335.68/x
  3. Step 3: Cross multiply
    162,955.20x = 224,884.48 × 91,335.68
  4. Step 4: Simplify right side
    162,955.20x = 20,539,976,902.25
  5. Step 5: Solve for x
    x = 20,539,976,902.25/162,955.20
  6. Step 6: Final answer
    x = 126,046.77

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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.