Home / 164,286.78-226,715.28-88,835.28

Finding the Fourth Proportional to 164,286.78, 226,715.28 and 88,835.28

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Solution

The fourth proportional to 164,286.78, 226,715.28 and 88,835.28 is: 122,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,286.78 : 226,715.28 = 88,835.28 : x
  2. Step 2: Convert to fraction form
    164,286.78/226,715.28 = 88,835.28/x
  3. Step 3: Cross multiply
    164,286.78x = 226,715.28 × 88,835.28
  4. Step 4: Simplify right side
    164,286.78x = 20,140,315,379.08
  5. Step 5: Solve for x
    x = 20,140,315,379.08/164,286.78
  6. Step 6: Final answer
    x = 122,592.43

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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.