Home / 193,319.50-266,780.36-107,291.48

Finding the Fourth Proportional to 193,319.50, 266,780.36 and 107,291.48

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Solution

The fourth proportional to 193,319.50, 266,780.36 and 107,291.48 is: 148,061.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,319.50 : 266,780.36 = 107,291.48 : x
  2. Step 2: Convert to fraction form
    193,319.50/266,780.36 = 107,291.48/x
  3. Step 3: Cross multiply
    193,319.50x = 266,780.36 × 107,291.48
  4. Step 4: Simplify right side
    193,319.50x = 28,623,259,659.33
  5. Step 5: Solve for x
    x = 28,623,259,659.33/193,319.50
  6. Step 6: Final answer
    x = 148,061.94

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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.