Home / 97,696.24-134,846.16-55,279.38

Finding the Fourth Proportional to 97,696.24, 134,846.16 and 55,279.38

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Solution

The fourth proportional to 97,696.24, 134,846.16 and 55,279.38 is: 76,299.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,696.24 : 134,846.16 = 55,279.38 : x
  2. Step 2: Convert to fraction form
    97,696.24/134,846.16 = 55,279.38/x
  3. Step 3: Cross multiply
    97,696.24x = 134,846.16 × 55,279.38
  4. Step 4: Simplify right side
    97,696.24x = 7,454,211,169.55
  5. Step 5: Solve for x
    x = 7,454,211,169.55/97,696.24
  6. Step 6: Final answer
    x = 76,299.88

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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.