Home / 107,339.75-161,005.52-44,142.28

Finding the Fourth Proportional to 107,339.75, 161,005.52 and 44,142.28

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Solution

The fourth proportional to 107,339.75, 161,005.52 and 44,142.28 is: 66,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,339.75 : 161,005.52 = 44,142.28 : x
  2. Step 2: Convert to fraction form
    107,339.75/161,005.52 = 44,142.28/x
  3. Step 3: Cross multiply
    107,339.75x = 161,005.52 × 44,142.28
  4. Step 4: Simplify right side
    107,339.75x = 7,107,151,358.88
  5. Step 5: Solve for x
    x = 7,107,151,358.88/107,339.75
  6. Step 6: Final answer
    x = 66,211.74

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1.5x scale

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.