Home / 96,132.90-144,175.05-28,649.37

Finding the Fourth Proportional to 96,132.90, 144,175.05 and 28,649.37

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Solution

The fourth proportional to 96,132.90, 144,175.05 and 28,649.37 is: 42,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,132.90 : 144,175.05 = 28,649.37 : x
  2. Step 2: Convert to fraction form
    96,132.90/144,175.05 = 28,649.37/x
  3. Step 3: Cross multiply
    96,132.90x = 144,175.05 × 28,649.37
  4. Step 4: Simplify right side
    96,132.90x = 4,130,524,352.22
  5. Step 5: Solve for x
    x = 4,130,524,352.22/96,132.90
  6. Step 6: Final answer
    x = 42,966.81

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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.