Home / 95,701.02-143,385.09-67,177.43

Finding the Fourth Proportional to 95,701.02, 143,385.09 and 67,177.43

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Solution

The fourth proportional to 95,701.02, 143,385.09 and 67,177.43 is: 100,649.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,701.02 : 143,385.09 = 67,177.43 : x
  2. Step 2: Convert to fraction form
    95,701.02/143,385.09 = 67,177.43/x
  3. Step 3: Cross multiply
    95,701.02x = 143,385.09 × 67,177.43
  4. Step 4: Simplify right side
    95,701.02x = 9,632,241,846.52
  5. Step 5: Solve for x
    x = 9,632,241,846.52/95,701.02
  6. Step 6: Final answer
    x = 100,649.31

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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.