Home / 126,403.47-189,616.55-32,910.03

Finding the Fourth Proportional to 126,403.47, 189,616.55 and 32,910.03

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Solution

The fourth proportional to 126,403.47, 189,616.55 and 32,910.03 is: 49,368.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,403.47 : 189,616.55 = 32,910.03 : x
  2. Step 2: Convert to fraction form
    126,403.47/189,616.55 = 32,910.03/x
  3. Step 3: Cross multiply
    126,403.47x = 189,616.55 × 32,910.03
  4. Step 4: Simplify right side
    126,403.47x = 6,240,286,184.45
  5. Step 5: Solve for x
    x = 6,240,286,184.45/126,403.47
  6. Step 6: Final answer
    x = 49,368.00

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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.