Home / 143,781.22-215,524.95-50,210.02

Finding the Fourth Proportional to 143,781.22, 215,524.95 and 50,210.02

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Solution

The fourth proportional to 143,781.22, 215,524.95 and 50,210.02 is: 75,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,781.22 : 215,524.95 = 50,210.02 : x
  2. Step 2: Convert to fraction form
    143,781.22/215,524.95 = 50,210.02/x
  3. Step 3: Cross multiply
    143,781.22x = 215,524.95 × 50,210.02
  4. Step 4: Simplify right side
    143,781.22x = 10,821,512,050.00
  5. Step 5: Solve for x
    x = 10,821,512,050.00/143,781.22
  6. Step 6: Final answer
    x = 75,263.74

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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.