Home / 270,040.56-372,677.76-149,192.40

Finding the Fourth Proportional to 270,040.56, 372,677.76 and 149,192.40

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Solution

The fourth proportional to 270,040.56, 372,677.76 and 149,192.40 is: 205,897.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,040.56 : 372,677.76 = 149,192.40 : x
  2. Step 2: Convert to fraction form
    270,040.56/372,677.76 = 149,192.40/x
  3. Step 3: Cross multiply
    270,040.56x = 372,677.76 × 149,192.40
  4. Step 4: Simplify right side
    270,040.56x = 55,600,689,441.02
  5. Step 5: Solve for x
    x = 55,600,689,441.02/270,040.56
  6. Step 6: Final answer
    x = 205,897.55

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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.