Home / 143,782.22-215,526.45-50,211.02

Finding the Fourth Proportional to 143,782.22, 215,526.45 and 50,211.02

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Solution

The fourth proportional to 143,782.22, 215,526.45 and 50,211.02 is: 75,265.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,782.22 : 215,526.45 = 50,211.02 : x
  2. Step 2: Convert to fraction form
    143,782.22/215,526.45 = 50,211.02/x
  3. Step 3: Cross multiply
    143,782.22x = 215,526.45 × 50,211.02
  4. Step 4: Simplify right side
    143,782.22x = 10,821,802,891.48
  5. Step 5: Solve for x
    x = 10,821,802,891.48/143,782.22
  6. Step 6: Final answer
    x = 75,265.24

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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.