Home / 143,718.30-215,679.51-50,224.86

Finding the Fourth Proportional to 143,718.30, 215,679.51 and 50,224.86

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Solution

The fourth proportional to 143,718.30, 215,679.51 and 50,224.86 is: 75,372.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,718.30 : 215,679.51 = 50,224.86 : x
  2. Step 2: Convert to fraction form
    143,718.30/215,679.51 = 50,224.86/x
  3. Step 3: Cross multiply
    143,718.30x = 215,679.51 × 50,224.86
  4. Step 4: Simplify right side
    143,718.30x = 10,832,473,194.62
  5. Step 5: Solve for x
    x = 10,832,473,194.62/143,718.30
  6. Step 6: Final answer
    x = 75,372.96

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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.