Home / 223,231.60-334,961.34-148,402.72

Finding the Fourth Proportional to 223,231.60, 334,961.34 and 148,402.72

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Solution

The fourth proportional to 223,231.60, 334,961.34 and 148,402.72 is: 222,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,231.60 : 334,961.34 = 148,402.72 : x
  2. Step 2: Convert to fraction form
    223,231.60/334,961.34 = 148,402.72/x
  3. Step 3: Cross multiply
    223,231.60x = 334,961.34 × 148,402.72
  4. Step 4: Simplify right side
    223,231.60x = 49,709,173,950.84
  5. Step 5: Solve for x
    x = 49,709,173,950.84/223,231.60
  6. Step 6: Final answer
    x = 222,679.83

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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.