Home / 108,438.06-162,665.28-33,565.80

Finding the Fourth Proportional to 108,438.06, 162,665.28 and 33,565.80

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Solution

The fourth proportional to 108,438.06, 162,665.28 and 33,565.80 is: 50,351.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,438.06 : 162,665.28 = 33,565.80 : x
  2. Step 2: Convert to fraction form
    108,438.06/162,665.28 = 33,565.80/x
  3. Step 3: Cross multiply
    108,438.06x = 162,665.28 × 33,565.80
  4. Step 4: Simplify right side
    108,438.06x = 5,459,990,255.42
  5. Step 5: Solve for x
    x = 5,459,990,255.42/108,438.06
  6. Step 6: Final answer
    x = 50,351.24

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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.