Home / 195,966.02-270,425.22-115,396.94

Finding the Fourth Proportional to 195,966.02, 270,425.22 and 115,396.94

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Solution

The fourth proportional to 195,966.02, 270,425.22 and 115,396.94 is: 159,243.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,966.02 : 270,425.22 = 115,396.94 : x
  2. Step 2: Convert to fraction form
    195,966.02/270,425.22 = 115,396.94/x
  3. Step 3: Cross multiply
    195,966.02x = 270,425.22 × 115,396.94
  4. Step 4: Simplify right side
    195,966.02x = 31,206,241,534.70
  5. Step 5: Solve for x
    x = 31,206,241,534.70/195,966.02
  6. Step 6: Final answer
    x = 159,243.13

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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.