Home / 63,086.85-87,059.93-34,406.57

Finding the Fourth Proportional to 63,086.85, 87,059.93 and 34,406.57

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Solution

The fourth proportional to 63,086.85, 87,059.93 and 34,406.57 is: 47,481.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,086.85 : 87,059.93 = 34,406.57 : x
  2. Step 2: Convert to fraction form
    63,086.85/87,059.93 = 34,406.57/x
  3. Step 3: Cross multiply
    63,086.85x = 87,059.93 × 34,406.57
  4. Step 4: Simplify right side
    63,086.85x = 2,995,433,575.74
  5. Step 5: Solve for x
    x = 2,995,433,575.74/63,086.85
  6. Step 6: Final answer
    x = 47,481.11

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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.