Home / 146,212.60-219,302.70-119,871.40

Finding the Fourth Proportional to 146,212.60, 219,302.70 and 119,871.40

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Solution

The fourth proportional to 146,212.60, 219,302.70 and 119,871.40 is: 179,793.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,212.60 : 219,302.70 = 119,871.40 : x
  2. Step 2: Convert to fraction form
    146,212.60/219,302.70 = 119,871.40/x
  3. Step 3: Cross multiply
    146,212.60x = 219,302.70 × 119,871.40
  4. Step 4: Simplify right side
    146,212.60x = 26,288,121,672.78
  5. Step 5: Solve for x
    x = 26,288,121,672.78/146,212.60
  6. Step 6: Final answer
    x = 179,793.82

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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.