Home / 269,859.67-372,406.95-149,001.19

Finding the Fourth Proportional to 269,859.67, 372,406.95 and 149,001.19

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Solution

The fourth proportional to 269,859.67, 372,406.95 and 149,001.19 is: 205,621.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,859.67 : 372,406.95 = 149,001.19 : x
  2. Step 2: Convert to fraction form
    269,859.67/372,406.95 = 149,001.19/x
  3. Step 3: Cross multiply
    269,859.67x = 372,406.95 × 149,001.19
  4. Step 4: Simplify right side
    269,859.67x = 55,489,077,783.25
  5. Step 5: Solve for x
    x = 55,489,077,783.25/269,859.67
  6. Step 6: Final answer
    x = 205,621.97

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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.