Home / 109,452.26-151,029.38-63,510.68

Finding the Fourth Proportional to 109,452.26, 151,029.38 and 63,510.68

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Solution

The fourth proportional to 109,452.26, 151,029.38 and 63,510.68 is: 87,636.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,452.26 : 151,029.38 = 63,510.68 : x
  2. Step 2: Convert to fraction form
    109,452.26/151,029.38 = 63,510.68/x
  3. Step 3: Cross multiply
    109,452.26x = 151,029.38 × 63,510.68
  4. Step 4: Simplify right side
    109,452.26x = 9,591,977,551.08
  5. Step 5: Solve for x
    x = 9,591,977,551.08/109,452.26
  6. Step 6: Final answer
    x = 87,636.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.