Home / 269,411.29-371,790.18-148,556.86

Finding the Fourth Proportional to 269,411.29, 371,790.18 and 148,556.86

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Solution

The fourth proportional to 269,411.29, 371,790.18 and 148,556.86 is: 205,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,411.29 : 371,790.18 = 148,556.86 : x
  2. Step 2: Convert to fraction form
    269,411.29/371,790.18 = 148,556.86/x
  3. Step 3: Cross multiply
    269,411.29x = 371,790.18 × 148,556.86
  4. Step 4: Simplify right side
    269,411.29x = 55,231,980,790.16
  5. Step 5: Solve for x
    x = 55,231,980,790.16/269,411.29
  6. Step 6: Final answer
    x = 205,009.90

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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.