Home / 240,844.81-361,351.05-107,739.13

Finding the Fourth Proportional to 240,844.81, 361,351.05 and 107,739.13

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Solution

The fourth proportional to 240,844.81, 361,351.05 and 107,739.13 is: 161,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,844.81 : 361,351.05 = 107,739.13 : x
  2. Step 2: Convert to fraction form
    240,844.81/361,351.05 = 107,739.13/x
  3. Step 3: Cross multiply
    240,844.81x = 361,351.05 × 107,739.13
  4. Step 4: Simplify right side
    240,844.81x = 38,931,647,751.59
  5. Step 5: Solve for x
    x = 38,931,647,751.59/240,844.81
  6. Step 6: Final answer
    x = 161,646.20

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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.