Home / 269,418.15-371,783.70-153,116.46

Finding the Fourth Proportional to 269,418.15, 371,783.70 and 153,116.46

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Solution

The fourth proportional to 269,418.15, 371,783.70 and 153,116.46 is: 211,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,418.15 : 371,783.70 = 153,116.46 : x
  2. Step 2: Convert to fraction form
    269,418.15/371,783.70 = 153,116.46/x
  3. Step 3: Cross multiply
    269,418.15x = 371,783.70 × 153,116.46
  4. Step 4: Simplify right side
    269,418.15x = 56,926,204,029.70
  5. Step 5: Solve for x
    x = 56,926,204,029.70/269,418.15
  6. Step 6: Final answer
    x = 211,293.13

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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.