Home / 269,650.45-372,117.18-148,791.64

Finding the Fourth Proportional to 269,650.45, 372,117.18 and 148,791.64

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Solution

The fourth proportional to 269,650.45, 372,117.18 and 148,791.64 is: 205,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,650.45 : 372,117.18 = 148,791.64 : x
  2. Step 2: Convert to fraction form
    269,650.45/372,117.18 = 148,791.64/x
  3. Step 3: Cross multiply
    269,650.45x = 372,117.18 × 148,791.64
  4. Step 4: Simplify right side
    269,650.45x = 55,367,924,554.08
  5. Step 5: Solve for x
    x = 55,367,924,554.08/269,650.45
  6. Step 6: Final answer
    x = 205,332.22

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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.