Home / 143,049.94-197,572.75-94,209.88

Finding the Fourth Proportional to 143,049.94, 197,572.75 and 94,209.88

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Solution

The fourth proportional to 143,049.94, 197,572.75 and 94,209.88 is: 130,117.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,049.94 : 197,572.75 = 94,209.88 : x
  2. Step 2: Convert to fraction form
    143,049.94/197,572.75 = 94,209.88/x
  3. Step 3: Cross multiply
    143,049.94x = 197,572.75 × 94,209.88
  4. Step 4: Simplify right side
    143,049.94x = 18,613,305,444.94
  5. Step 5: Solve for x
    x = 18,613,305,444.94/143,049.94
  6. Step 6: Final answer
    x = 130,117.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.