Home / 132,148.23-198,220.65-32,309.31

Finding the Fourth Proportional to 132,148.23, 198,220.65 and 32,309.31

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Solution

The fourth proportional to 132,148.23, 198,220.65 and 32,309.31 is: 48,463.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,148.23 : 198,220.65 = 32,309.31 : x
  2. Step 2: Convert to fraction form
    132,148.23/198,220.65 = 32,309.31/x
  3. Step 3: Cross multiply
    132,148.23x = 198,220.65 × 32,309.31
  4. Step 4: Simplify right side
    132,148.23x = 6,404,372,429.25
  5. Step 5: Solve for x
    x = 6,404,372,429.25/132,148.23
  6. Step 6: Final answer
    x = 48,463.55

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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.