Home / 107,349.03-160,778.30-51,228.55

Finding the Fourth Proportional to 107,349.03, 160,778.30 and 51,228.55

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Solution

The fourth proportional to 107,349.03, 160,778.30 and 51,228.55 is: 76,725.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,349.03 : 160,778.30 = 51,228.55 : x
  2. Step 2: Convert to fraction form
    107,349.03/160,778.30 = 51,228.55/x
  3. Step 3: Cross multiply
    107,349.03x = 160,778.30 × 51,228.55
  4. Step 4: Simplify right side
    107,349.03x = 8,236,439,180.47
  5. Step 5: Solve for x
    x = 8,236,439,180.47/107,349.03
  6. Step 6: Final answer
    x = 76,725.79

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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.