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Finding the Fourth Proportional to 222,904.60, 334,279.13 and 98,177.56

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Solution

The fourth proportional to 222,904.60, 334,279.13 and 98,177.56 is: 147,232.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,904.60 : 334,279.13 = 98,177.56 : x
  2. Step 2: Convert to fraction form
    222,904.60/334,279.13 = 98,177.56/x
  3. Step 3: Cross multiply
    222,904.60x = 334,279.13 × 98,177.56
  4. Step 4: Simplify right side
    222,904.60x = 32,818,709,342.32
  5. Step 5: Solve for x
    x = 32,818,709,342.32/222,904.60
  6. Step 6: Final answer
    x = 147,232.09

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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.