Home / 144,734.85-199,734.03-88,146.23

Finding the Fourth Proportional to 144,734.85, 199,734.03 and 88,146.23

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Solution

The fourth proportional to 144,734.85, 199,734.03 and 88,146.23 is: 121,641.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,734.85 : 199,734.03 = 88,146.23 : x
  2. Step 2: Convert to fraction form
    144,734.85/199,734.03 = 88,146.23/x
  3. Step 3: Cross multiply
    144,734.85x = 199,734.03 × 88,146.23
  4. Step 4: Simplify right side
    144,734.85x = 17,605,800,748.54
  5. Step 5: Solve for x
    x = 17,605,800,748.54/144,734.85
  6. Step 6: Final answer
    x = 121,641.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.