Home / 126,316.24-189,532.68-56,241.52

Finding the Fourth Proportional to 126,316.24, 189,532.68 and 56,241.52

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Solution

The fourth proportional to 126,316.24, 189,532.68 and 56,241.52 is: 84,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,316.24 : 189,532.68 = 56,241.52 : x
  2. Step 2: Convert to fraction form
    126,316.24/189,532.68 = 56,241.52/x
  3. Step 3: Cross multiply
    126,316.24x = 189,532.68 × 56,241.52
  4. Step 4: Simplify right side
    126,316.24x = 10,659,606,012.87
  5. Step 5: Solve for x
    x = 10,659,606,012.87/126,316.24
  6. Step 6: Final answer
    x = 84,388.25

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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.