Home / 142,525.76-213,723.20-41,300.80

Finding the Fourth Proportional to 142,525.76, 213,723.20 and 41,300.80

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Solution

The fourth proportional to 142,525.76, 213,723.20 and 41,300.80 is: 61,932.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,525.76 : 213,723.20 = 41,300.80 : x
  2. Step 2: Convert to fraction form
    142,525.76/213,723.20 = 41,300.80/x
  3. Step 3: Cross multiply
    142,525.76x = 213,723.20 × 41,300.80
  4. Step 4: Simplify right side
    142,525.76x = 8,826,939,138.56
  5. Step 5: Solve for x
    x = 8,826,939,138.56/142,525.76
  6. Step 6: Final answer
    x = 61,932.24

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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.