Home / 87,055.67-130,595.12-34,452.85

Finding the Fourth Proportional to 87,055.67, 130,595.12 and 34,452.85

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Solution

The fourth proportional to 87,055.67, 130,595.12 and 34,452.85 is: 51,683.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,055.67 : 130,595.12 = 34,452.85 : x
  2. Step 2: Convert to fraction form
    87,055.67/130,595.12 = 34,452.85/x
  3. Step 3: Cross multiply
    87,055.67x = 130,595.12 × 34,452.85
  4. Step 4: Simplify right side
    87,055.67x = 4,499,374,080.09
  5. Step 5: Solve for x
    x = 4,499,374,080.09/87,055.67
  6. Step 6: Final answer
    x = 51,683.87

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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.