Home / 270,077.05-372,674.53-149,211.13

Finding the Fourth Proportional to 270,077.05, 372,674.53 and 149,211.13

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Solution

The fourth proportional to 270,077.05, 372,674.53 and 149,211.13 is: 205,893.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,077.05 : 372,674.53 = 149,211.13 : x
  2. Step 2: Convert to fraction form
    270,077.05/372,674.53 = 149,211.13/x
  3. Step 3: Cross multiply
    270,077.05x = 372,674.53 × 149,211.13
  4. Step 4: Simplify right side
    270,077.05x = 55,607,187,743.52
  5. Step 5: Solve for x
    x = 55,607,187,743.52/270,077.05
  6. Step 6: Final answer
    x = 205,893.79

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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.