Home / 269,680.20-404,666.10-119,943.60

Finding the Fourth Proportional to 269,680.20, 404,666.10 and 119,943.60

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Solution

The fourth proportional to 269,680.20, 404,666.10 and 119,943.60 is: 179,980.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,680.20 : 404,666.10 = 119,943.60 : x
  2. Step 2: Convert to fraction form
    269,680.20/404,666.10 = 119,943.60/x
  3. Step 3: Cross multiply
    269,680.20x = 404,666.10 × 119,943.60
  4. Step 4: Simplify right side
    269,680.20x = 48,537,108,831.96
  5. Step 5: Solve for x
    x = 48,537,108,831.96/269,680.20
  6. Step 6: Final answer
    x = 179,980.25

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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.