Home / 143,678.28-215,616.06-50,184.12

Finding the Fourth Proportional to 143,678.28, 215,616.06 and 50,184.12

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Solution

The fourth proportional to 143,678.28, 215,616.06 and 50,184.12 is: 75,310.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,678.28 : 215,616.06 = 50,184.12 : x
  2. Step 2: Convert to fraction form
    143,678.28/215,616.06 = 50,184.12/x
  3. Step 3: Cross multiply
    143,678.28x = 215,616.06 × 50,184.12
  4. Step 4: Simplify right side
    143,678.28x = 10,820,502,228.97
  5. Step 5: Solve for x
    x = 10,820,502,228.97/143,678.28
  6. Step 6: Final answer
    x = 75,310.63

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1.5x scale

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.