Home / 107,060.20-160,935.90-98,765.80

Finding the Fourth Proportional to 107,060.20, 160,935.90 and 98,765.80

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Solution

The fourth proportional to 107,060.20, 160,935.90 and 98,765.80 is: 148,467.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,060.20 : 160,935.90 = 98,765.80 : x
  2. Step 2: Convert to fraction form
    107,060.20/160,935.90 = 98,765.80/x
  3. Step 3: Cross multiply
    107,060.20x = 160,935.90 × 98,765.80
  4. Step 4: Simplify right side
    107,060.20x = 15,894,962,912.22
  5. Step 5: Solve for x
    x = 15,894,962,912.22/107,060.20
  6. Step 6: Final answer
    x = 148,467.52

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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.