Home / 144,834.03-199,867.55-80,302.95

Finding the Fourth Proportional to 144,834.03, 199,867.55 and 80,302.95

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Solution

The fourth proportional to 144,834.03, 199,867.55 and 80,302.95 is: 110,816.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,834.03 : 199,867.55 = 80,302.95 : x
  2. Step 2: Convert to fraction form
    144,834.03/199,867.55 = 80,302.95/x
  3. Step 3: Cross multiply
    144,834.03x = 199,867.55 × 80,302.95
  4. Step 4: Simplify right side
    144,834.03x = 16,049,953,472.76
  5. Step 5: Solve for x
    x = 16,049,953,472.76/144,834.03
  6. Step 6: Final answer
    x = 110,816.18

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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.