Home / 225,567.10-338,326.81-118,908.33

Finding the Fourth Proportional to 225,567.10, 338,326.81 and 118,908.33

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Solution

The fourth proportional to 225,567.10, 338,326.81 and 118,908.33 is: 178,349.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,567.10 : 338,326.81 = 118,908.33 : x
  2. Step 2: Convert to fraction form
    225,567.10/338,326.81 = 118,908.33/x
  3. Step 3: Cross multiply
    225,567.10x = 338,326.81 × 118,908.33
  4. Step 4: Simplify right side
    225,567.10x = 40,229,874,828.24
  5. Step 5: Solve for x
    x = 40,229,874,828.24/225,567.10
  6. Step 6: Final answer
    x = 178,349.92

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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.