Home / 126,317.24-189,534.18-56,242.52

Finding the Fourth Proportional to 126,317.24, 189,534.18 and 56,242.52

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Solution

The fourth proportional to 126,317.24, 189,534.18 and 56,242.52 is: 84,389.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,317.24 : 189,534.18 = 56,242.52 : x
  2. Step 2: Convert to fraction form
    126,317.24/189,534.18 = 56,242.52/x
  3. Step 3: Cross multiply
    126,317.24x = 189,534.18 × 56,242.52
  4. Step 4: Simplify right side
    126,317.24x = 10,659,879,909.33
  5. Step 5: Solve for x
    x = 10,659,879,909.33/126,317.24
  6. Step 6: Final answer
    x = 84,389.75

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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.