Home / 151,279.79-226,814.60-66,994.02

Finding the Fourth Proportional to 151,279.79, 226,814.60 and 66,994.02

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Solution

The fourth proportional to 151,279.79, 226,814.60 and 66,994.02 is: 100,444.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,279.79 : 226,814.60 = 66,994.02 : x
  2. Step 2: Convert to fraction form
    151,279.79/226,814.60 = 66,994.02/x
  3. Step 3: Cross multiply
    151,279.79x = 226,814.60 × 66,994.02
  4. Step 4: Simplify right side
    151,279.79x = 15,195,222,016.18
  5. Step 5: Solve for x
    x = 15,195,222,016.18/151,279.79
  6. Step 6: Final answer
    x = 100,444.50

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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.