Home / 107,289.20-160,962.60-95,682.80

Finding the Fourth Proportional to 107,289.20, 160,962.60 and 95,682.80

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Solution

The fourth proportional to 107,289.20, 160,962.60 and 95,682.80 is: 143,549.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,289.20 : 160,962.60 = 95,682.80 : x
  2. Step 2: Convert to fraction form
    107,289.20/160,962.60 = 95,682.80/x
  3. Step 3: Cross multiply
    107,289.20x = 160,962.60 × 95,682.80
  4. Step 4: Simplify right side
    107,289.20x = 15,401,352,263.28
  5. Step 5: Solve for x
    x = 15,401,352,263.28/107,289.20
  6. Step 6: Final answer
    x = 143,549.88

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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.