Home / 129,313.28-193,992.96-46,323.20

Finding the Fourth Proportional to 129,313.28, 193,992.96 and 46,323.20

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Solution

The fourth proportional to 129,313.28, 193,992.96 and 46,323.20 is: 69,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,313.28 : 193,992.96 = 46,323.20 : x
  2. Step 2: Convert to fraction form
    129,313.28/193,992.96 = 46,323.20/x
  3. Step 3: Cross multiply
    129,313.28x = 193,992.96 × 46,323.20
  4. Step 4: Simplify right side
    129,313.28x = 8,986,374,684.67
  5. Step 5: Solve for x
    x = 8,986,374,684.67/129,313.28
  6. Step 6: Final answer
    x = 69,493.05

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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.