Home / 332,686.78-499,173.18-108,116.05

Finding the Fourth Proportional to 332,686.78, 499,173.18 and 108,116.05

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Solution

The fourth proportional to 332,686.78, 499,173.18 and 108,116.05 is: 162,220.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,686.78 : 499,173.18 = 108,116.05 : x
  2. Step 2: Convert to fraction form
    332,686.78/499,173.18 = 108,116.05/x
  3. Step 3: Cross multiply
    332,686.78x = 499,173.18 × 108,116.05
  4. Step 4: Simplify right side
    332,686.78x = 53,968,634,484.16
  5. Step 5: Solve for x
    x = 53,968,634,484.16/332,686.78
  6. Step 6: Final answer
    x = 162,220.56

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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.