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Finding the Fourth Proportional to 162,937.44, 224,862.48 and 91,340.46

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Solution

The fourth proportional to 162,937.44, 224,862.48 and 91,340.46 is: 126,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,937.44 : 224,862.48 = 91,340.46 : x
  2. Step 2: Convert to fraction form
    162,937.44/224,862.48 = 91,340.46/x
  3. Step 3: Cross multiply
    162,937.44x = 224,862.48 × 91,340.46
  4. Step 4: Simplify right side
    162,937.44x = 20,539,042,359.94
  5. Step 5: Solve for x
    x = 20,539,042,359.94/162,937.44
  6. Step 6: Final answer
    x = 126,054.78

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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.