Home / 113,832.48-170,767.20-42,760.60

Finding the Fourth Proportional to 113,832.48, 170,767.20 and 42,760.60

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Solution

The fourth proportional to 113,832.48, 170,767.20 and 42,760.60 is: 64,147.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,832.48 : 170,767.20 = 42,760.60 : x
  2. Step 2: Convert to fraction form
    113,832.48/170,767.20 = 42,760.60/x
  3. Step 3: Cross multiply
    113,832.48x = 170,767.20 × 42,760.60
  4. Step 4: Simplify right side
    113,832.48x = 7,302,107,932.32
  5. Step 5: Solve for x
    x = 7,302,107,932.32/113,832.48
  6. Step 6: Final answer
    x = 64,147.84

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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.