Home / 269,939.02-372,515.84-156,769.06

Finding the Fourth Proportional to 269,939.02, 372,515.84 and 156,769.06

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Solution

The fourth proportional to 269,939.02, 372,515.84 and 156,769.06 is: 216,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,939.02 : 372,515.84 = 156,769.06 : x
  2. Step 2: Convert to fraction form
    269,939.02/372,515.84 = 156,769.06/x
  3. Step 3: Cross multiply
    269,939.02x = 372,515.84 × 156,769.06
  4. Step 4: Simplify right side
    269,939.02x = 58,398,958,071.91
  5. Step 5: Solve for x
    x = 58,398,958,071.91/269,939.02
  6. Step 6: Final answer
    x = 216,341.30

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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.