Home / 100,575.39-150,851.13-33,090.69

Finding the Fourth Proportional to 100,575.39, 150,851.13 and 33,090.69

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Solution

The fourth proportional to 100,575.39, 150,851.13 and 33,090.69 is: 49,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,575.39 : 150,851.13 = 33,090.69 : x
  2. Step 2: Convert to fraction form
    100,575.39/150,851.13 = 33,090.69/x
  3. Step 3: Cross multiply
    100,575.39x = 150,851.13 × 33,090.69
  4. Step 4: Simplify right side
    100,575.39x = 4,991,768,420.58
  5. Step 5: Solve for x
    x = 4,991,768,420.58/100,575.39
  6. Step 6: Final answer
    x = 49,632.10

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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.