Home / 261,107.11-360,324.75-146,385.19

Finding the Fourth Proportional to 261,107.11, 360,324.75 and 146,385.19

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Solution

The fourth proportional to 261,107.11, 360,324.75 and 146,385.19 is: 202,009.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,107.11 : 360,324.75 = 146,385.19 : x
  2. Step 2: Convert to fraction form
    261,107.11/360,324.75 = 146,385.19/x
  3. Step 3: Cross multiply
    261,107.11x = 360,324.75 × 146,385.19
  4. Step 4: Simplify right side
    261,107.11x = 52,746,206,990.45
  5. Step 5: Solve for x
    x = 52,746,206,990.45/261,107.11
  6. Step 6: Final answer
    x = 202,009.85

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1.5x scale

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.