Home / 173,865.15-260,797.73-85,132.35

Finding the Fourth Proportional to 173,865.15, 260,797.73 and 85,132.35

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Solution

The fourth proportional to 173,865.15, 260,797.73 and 85,132.35 is: 127,698.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,865.15 : 260,797.73 = 85,132.35 : x
  2. Step 2: Convert to fraction form
    173,865.15/260,797.73 = 85,132.35/x
  3. Step 3: Cross multiply
    173,865.15x = 260,797.73 × 85,132.35
  4. Step 4: Simplify right side
    173,865.15x = 22,202,323,629.57
  5. Step 5: Solve for x
    x = 22,202,323,629.57/173,865.15
  6. Step 6: Final answer
    x = 127,698.53

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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.