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Finding the Fourth Proportional to 100,610.38, 150,798.92 and 94,778.38

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Solution

The fourth proportional to 100,610.38, 150,798.92 and 94,778.38 is: 142,057.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,610.38 : 150,798.92 = 94,778.38 : x
  2. Step 2: Convert to fraction form
    100,610.38/150,798.92 = 94,778.38/x
  3. Step 3: Cross multiply
    100,610.38x = 150,798.92 × 94,778.38
  4. Step 4: Simplify right side
    100,610.38x = 14,292,477,343.35
  5. Step 5: Solve for x
    x = 14,292,477,343.35/100,610.38
  6. Step 6: Final answer
    x = 142,057.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.