Home / 269,657.28-372,052.80-162,212.40

Finding the Fourth Proportional to 269,657.28, 372,052.80 and 162,212.40

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Solution

The fourth proportional to 269,657.28, 372,052.80 and 162,212.40 is: 223,808.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,657.28 : 372,052.80 = 162,212.40 : x
  2. Step 2: Convert to fraction form
    269,657.28/372,052.80 = 162,212.40/x
  3. Step 3: Cross multiply
    269,657.28x = 372,052.80 × 162,212.40
  4. Step 4: Simplify right side
    269,657.28x = 60,351,577,614.72
  5. Step 5: Solve for x
    x = 60,351,577,614.72/269,657.28
  6. Step 6: Final answer
    x = 223,808.45

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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.