Home / 107,116.20-160,559.10-40,530.60

Finding the Fourth Proportional to 107,116.20, 160,559.10 and 40,530.60

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Solution

The fourth proportional to 107,116.20, 160,559.10 and 40,530.60 is: 60,752.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,116.20 : 160,559.10 = 40,530.60 : x
  2. Step 2: Convert to fraction form
    107,116.20/160,559.10 = 40,530.60/x
  3. Step 3: Cross multiply
    107,116.20x = 160,559.10 × 40,530.60
  4. Step 4: Simplify right side
    107,116.20x = 6,507,556,658.46
  5. Step 5: Solve for x
    x = 6,507,556,658.46/107,116.20
  6. Step 6: Final answer
    x = 60,752.31

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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.