Home / 269,425.80-371,829.74-148,590.72

Finding the Fourth Proportional to 269,425.80, 371,829.74 and 148,590.72

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Solution

The fourth proportional to 269,425.80, 371,829.74 and 148,590.72 is: 205,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,425.80 : 371,829.74 = 148,590.72 : x
  2. Step 2: Convert to fraction form
    269,425.80/371,829.74 = 148,590.72/x
  3. Step 3: Cross multiply
    269,425.80x = 371,829.74 × 148,590.72
  4. Step 4: Simplify right side
    269,425.80x = 55,250,448,784.01
  5. Step 5: Solve for x
    x = 55,250,448,784.01/269,425.80
  6. Step 6: Final answer
    x = 205,067.40

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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.