Home / 63,609.37-87,781.94-35,315.35

Finding the Fourth Proportional to 63,609.37, 87,781.94 and 35,315.35

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Solution

The fourth proportional to 63,609.37, 87,781.94 and 35,315.35 is: 48,735.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,609.37 : 87,781.94 = 35,315.35 : x
  2. Step 2: Convert to fraction form
    63,609.37/87,781.94 = 35,315.35/x
  3. Step 3: Cross multiply
    63,609.37x = 87,781.94 × 35,315.35
  4. Step 4: Simplify right side
    63,609.37x = 3,100,049,934.78
  5. Step 5: Solve for x
    x = 3,100,049,934.78/63,609.37
  6. Step 6: Final answer
    x = 48,735.74

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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.