Home / 269,199.81-371,470.34-158,801.22

Finding the Fourth Proportional to 269,199.81, 371,470.34 and 158,801.22

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Solution

The fourth proportional to 269,199.81, 371,470.34 and 158,801.22 is: 219,130.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,199.81 : 371,470.34 = 158,801.22 : x
  2. Step 2: Convert to fraction form
    269,199.81/371,470.34 = 158,801.22/x
  3. Step 3: Cross multiply
    269,199.81x = 371,470.34 × 158,801.22
  4. Step 4: Simplify right side
    269,199.81x = 58,989,942,391.81
  5. Step 5: Solve for x
    x = 58,989,942,391.81/269,199.81
  6. Step 6: Final answer
    x = 219,130.70

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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.