Home / 151,218.60-226,818.72-66,954.12

Finding the Fourth Proportional to 151,218.60, 226,818.72 and 66,954.12

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Solution

The fourth proportional to 151,218.60, 226,818.72 and 66,954.12 is: 100,427.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,218.60 : 226,818.72 = 66,954.12 : x
  2. Step 2: Convert to fraction form
    151,218.60/226,818.72 = 66,954.12/x
  3. Step 3: Cross multiply
    151,218.60x = 226,818.72 × 66,954.12
  4. Step 4: Simplify right side
    151,218.60x = 15,186,447,797.13
  5. Step 5: Solve for x
    x = 15,186,447,797.13/151,218.60
  6. Step 6: Final answer
    x = 100,427.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.