Home / 126,500.24-189,777.68-47,614.23

Finding the Fourth Proportional to 126,500.24, 189,777.68 and 47,614.23

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Solution

The fourth proportional to 126,500.24, 189,777.68 and 47,614.23 is: 71,431.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,500.24 : 189,777.68 = 47,614.23 : x
  2. Step 2: Convert to fraction form
    126,500.24/189,777.68 = 47,614.23/x
  3. Step 3: Cross multiply
    126,500.24x = 189,777.68 × 47,614.23
  4. Step 4: Simplify right side
    126,500.24x = 9,036,117,866.32
  5. Step 5: Solve for x
    x = 9,036,117,866.32/126,500.24
  6. Step 6: Final answer
    x = 71,431.63

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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.