Home / 269,411.04-371,779.92-148,550.40

Finding the Fourth Proportional to 269,411.04, 371,779.92 and 148,550.40

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Solution

The fourth proportional to 269,411.04, 371,779.92 and 148,550.40 is: 204,995.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,411.04 : 371,779.92 = 148,550.40 : x
  2. Step 2: Convert to fraction form
    269,411.04/371,779.92 = 148,550.40/x
  3. Step 3: Cross multiply
    269,411.04x = 371,779.92 × 148,550.40
  4. Step 4: Simplify right side
    269,411.04x = 55,228,055,827.97
  5. Step 5: Solve for x
    x = 55,228,055,827.97/269,411.04
  6. Step 6: Final answer
    x = 204,995.52

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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.