Home / 269,140.26-371,411.52-161,707.56

Finding the Fourth Proportional to 269,140.26, 371,411.52 and 161,707.56

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Solution

The fourth proportional to 269,140.26, 371,411.52 and 161,707.56 is: 223,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,140.26 : 371,411.52 = 161,707.56 : x
  2. Step 2: Convert to fraction form
    269,140.26/371,411.52 = 161,707.56/x
  3. Step 3: Cross multiply
    269,140.26x = 371,411.52 × 161,707.56
  4. Step 4: Simplify right side
    269,140.26x = 60,060,050,655.09
  5. Step 5: Solve for x
    x = 60,060,050,655.09/269,140.26
  6. Step 6: Final answer
    x = 223,155.21

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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.