Home / 132,140.18-198,208.55-32,301.25

Finding the Fourth Proportional to 132,140.18, 198,208.55 and 32,301.25

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Solution

The fourth proportional to 132,140.18, 198,208.55 and 32,301.25 is: 48,451.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,140.18 : 198,208.55 = 32,301.25 : x
  2. Step 2: Convert to fraction form
    132,140.18/198,208.55 = 32,301.25/x
  3. Step 3: Cross multiply
    132,140.18x = 198,208.55 × 32,301.25
  4. Step 4: Simplify right side
    132,140.18x = 6,402,384,133.07
  5. Step 5: Solve for x
    x = 6,402,384,133.07/132,140.18
  6. Step 6: Final answer
    x = 48,451.46

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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.