Home / 107,217.20-160,825.80-44,881.20

Finding the Fourth Proportional to 107,217.20, 160,825.80 and 44,881.20

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Solution

The fourth proportional to 107,217.20, 160,825.80 and 44,881.20 is: 67,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,217.20 : 160,825.80 = 44,881.20 : x
  2. Step 2: Convert to fraction form
    107,217.20/160,825.80 = 44,881.20/x
  3. Step 3: Cross multiply
    107,217.20x = 160,825.80 × 44,881.20
  4. Step 4: Simplify right side
    107,217.20x = 7,218,054,894.96
  5. Step 5: Solve for x
    x = 7,218,054,894.96/107,217.20
  6. Step 6: Final answer
    x = 67,321.80

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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.