Home / 269,696.72-372,205.32-148,864.16

Finding the Fourth Proportional to 269,696.72, 372,205.32 and 148,864.16

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Solution

The fourth proportional to 269,696.72, 372,205.32 and 148,864.16 is: 205,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,696.72 : 372,205.32 = 148,864.16 : x
  2. Step 2: Convert to fraction form
    269,696.72/372,205.32 = 148,864.16/x
  3. Step 3: Cross multiply
    269,696.72x = 372,205.32 × 148,864.16
  4. Step 4: Simplify right side
    269,696.72x = 55,408,032,309.33
  5. Step 5: Solve for x
    x = 55,408,032,309.33/269,696.72
  6. Step 6: Final answer
    x = 205,445.70

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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.