Home / 142,378.92-196,523.91-94,016.16

Finding the Fourth Proportional to 142,378.92, 196,523.91 and 94,016.16

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Solution

The fourth proportional to 142,378.92, 196,523.91 and 94,016.16 is: 129,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,378.92 : 196,523.91 = 94,016.16 : x
  2. Step 2: Convert to fraction form
    142,378.92/196,523.91 = 94,016.16/x
  3. Step 3: Cross multiply
    142,378.92x = 196,523.91 × 94,016.16
  4. Step 4: Simplify right side
    142,378.92x = 18,476,423,366.39
  5. Step 5: Solve for x
    x = 18,476,423,366.39/142,378.92
  6. Step 6: Final answer
    x = 129,769.37

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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.