Home / 104,041.47-143,724.21-82,793.55

Finding the Fourth Proportional to 104,041.47, 143,724.21 and 82,793.55

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Solution

The fourth proportional to 104,041.47, 143,724.21 and 82,793.55 is: 114,372.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,041.47 : 143,724.21 = 82,793.55 : x
  2. Step 2: Convert to fraction form
    104,041.47/143,724.21 = 82,793.55/x
  3. Step 3: Cross multiply
    104,041.47x = 143,724.21 × 82,793.55
  4. Step 4: Simplify right side
    104,041.47x = 11,899,437,566.85
  5. Step 5: Solve for x
    x = 11,899,437,566.85/104,041.47
  6. Step 6: Final answer
    x = 114,372.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.