Home / 63,489.24-87,615.54-35,195.40

Finding the Fourth Proportional to 63,489.24, 87,615.54 and 35,195.40

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Solution

The fourth proportional to 63,489.24, 87,615.54 and 35,195.40 is: 48,569.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,489.24 : 87,615.54 = 35,195.40 : x
  2. Step 2: Convert to fraction form
    63,489.24/87,615.54 = 35,195.40/x
  3. Step 3: Cross multiply
    63,489.24x = 87,615.54 × 35,195.40
  4. Step 4: Simplify right side
    63,489.24x = 3,083,663,976.52
  5. Step 5: Solve for x
    x = 3,083,663,976.52/63,489.24
  6. Step 6: Final answer
    x = 48,569.87

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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.