Home / 162,869.52-224,769.18-91,272.63

Finding the Fourth Proportional to 162,869.52, 224,769.18 and 91,272.63

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Solution

The fourth proportional to 162,869.52, 224,769.18 and 91,272.63 is: 125,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,869.52 : 224,769.18 = 91,272.63 : x
  2. Step 2: Convert to fraction form
    162,869.52/224,769.18 = 91,272.63/x
  3. Step 3: Cross multiply
    162,869.52x = 224,769.18 × 91,272.63
  4. Step 4: Simplify right side
    162,869.52x = 20,515,274,201.54
  5. Step 5: Solve for x
    x = 20,515,274,201.54/162,869.52
  6. Step 6: Final answer
    x = 125,961.41

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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.