Home / 194,273.60-268,118.88-122,649.92

Finding the Fourth Proportional to 194,273.60, 268,118.88 and 122,649.92

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Solution

The fourth proportional to 194,273.60, 268,118.88 and 122,649.92 is: 169,270.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,273.60 : 268,118.88 = 122,649.92 : x
  2. Step 2: Convert to fraction form
    194,273.60/268,118.88 = 122,649.92/x
  3. Step 3: Cross multiply
    194,273.60x = 268,118.88 × 122,649.92
  4. Step 4: Simplify right side
    194,273.60x = 32,884,759,182.49
  5. Step 5: Solve for x
    x = 32,884,759,182.49/194,273.60
  6. Step 6: Final answer
    x = 169,270.34

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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.