Home / 126,320.26-189,480.40-37,575.04

Finding the Fourth Proportional to 126,320.26, 189,480.40 and 37,575.04

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Solution

The fourth proportional to 126,320.26, 189,480.40 and 37,575.04 is: 56,362.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,320.26 : 189,480.40 = 37,575.04 : x
  2. Step 2: Convert to fraction form
    126,320.26/189,480.40 = 37,575.04/x
  3. Step 3: Cross multiply
    126,320.26x = 189,480.40 × 37,575.04
  4. Step 4: Simplify right side
    126,320.26x = 7,119,733,609.22
  5. Step 5: Solve for x
    x = 7,119,733,609.22/126,320.26
  6. Step 6: Final answer
    x = 56,362.56

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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.