Home / 225,567.36-338,327.18-118,908.58

Finding the Fourth Proportional to 225,567.36, 338,327.18 and 118,908.58

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Solution

The fourth proportional to 225,567.36, 338,327.18 and 118,908.58 is: 178,350.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,567.36 : 338,327.18 = 118,908.58 : x
  2. Step 2: Convert to fraction form
    225,567.36/338,327.18 = 118,908.58/x
  3. Step 3: Cross multiply
    225,567.36x = 338,327.18 × 118,908.58
  4. Step 4: Simplify right side
    225,567.36x = 40,230,004,549.20
  5. Step 5: Solve for x
    x = 40,230,004,549.20/225,567.36
  6. Step 6: Final answer
    x = 178,350.30

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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.