Home / 126,071.24-189,119.02-41,813.42

Finding the Fourth Proportional to 126,071.24, 189,119.02 and 41,813.42

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Solution

The fourth proportional to 126,071.24, 189,119.02 and 41,813.42 is: 62,724.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,071.24 : 189,119.02 = 41,813.42 : x
  2. Step 2: Convert to fraction form
    126,071.24/189,119.02 = 41,813.42/x
  3. Step 3: Cross multiply
    126,071.24x = 189,119.02 × 41,813.42
  4. Step 4: Simplify right side
    126,071.24x = 7,907,713,013.25
  5. Step 5: Solve for x
    x = 7,907,713,013.25/126,071.24
  6. Step 6: Final answer
    x = 62,724.16

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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.