Home / 195,145.02-268,977.92-130,591.26

Finding the Fourth Proportional to 195,145.02, 268,977.92 and 130,591.26

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Solution

The fourth proportional to 195,145.02, 268,977.92 and 130,591.26 is: 180,000.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,145.02 : 268,977.92 = 130,591.26 : x
  2. Step 2: Convert to fraction form
    195,145.02/268,977.92 = 130,591.26/x
  3. Step 3: Cross multiply
    195,145.02x = 268,977.92 × 130,591.26
  4. Step 4: Simplify right side
    195,145.02x = 35,126,164,832.02
  5. Step 5: Solve for x
    x = 35,126,164,832.02/195,145.02
  6. Step 6: Final answer
    x = 180,000.31

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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.