Home / 140,464.36-193,834.02-80,049.16

Finding the Fourth Proportional to 140,464.36, 193,834.02 and 80,049.16

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Solution

The fourth proportional to 140,464.36, 193,834.02 and 80,049.16 is: 110,463.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,464.36 : 193,834.02 = 80,049.16 : x
  2. Step 2: Convert to fraction form
    140,464.36/193,834.02 = 80,049.16/x
  3. Step 3: Cross multiply
    140,464.36x = 193,834.02 × 80,049.16
  4. Step 4: Simplify right side
    140,464.36x = 15,516,250,480.42
  5. Step 5: Solve for x
    x = 15,516,250,480.42/140,464.36
  6. Step 6: Final answer
    x = 110,463.97

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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.