Home / 269,330.08-371,674.56-156,217.36

Finding the Fourth Proportional to 269,330.08, 371,674.56 and 156,217.36

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Solution

The fourth proportional to 269,330.08, 371,674.56 and 156,217.36 is: 215,579.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,330.08 : 371,674.56 = 156,217.36 : x
  2. Step 2: Convert to fraction form
    269,330.08/371,674.56 = 156,217.36/x
  3. Step 3: Cross multiply
    269,330.08x = 371,674.56 × 156,217.36
  4. Step 4: Simplify right side
    269,330.08x = 58,062,018,542.36
  5. Step 5: Solve for x
    x = 58,062,018,542.36/269,330.08
  6. Step 6: Final answer
    x = 215,579.41

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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.