Home / 225,575.04-338,142.96-125,643.36

Finding the Fourth Proportional to 225,575.04, 338,142.96 and 125,643.36

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Solution

The fourth proportional to 225,575.04, 338,142.96 and 125,643.36 is: 188,342.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,575.04 : 338,142.96 = 125,643.36 : x
  2. Step 2: Convert to fraction form
    225,575.04/338,142.96 = 125,643.36/x
  3. Step 3: Cross multiply
    225,575.04x = 338,142.96 × 125,643.36
  4. Step 4: Simplify right side
    225,575.04x = 42,485,417,654.75
  5. Step 5: Solve for x
    x = 42,485,417,654.75/225,575.04
  6. Step 6: Final answer
    x = 188,342.72

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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.