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Finding the Fourth Proportional to 164,286.66, 226,715.84 and 88,835.16

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Solution

The fourth proportional to 164,286.66, 226,715.84 and 88,835.16 is: 122,592.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,286.66 : 226,715.84 = 88,835.16 : x
  2. Step 2: Convert to fraction form
    164,286.66/226,715.84 = 88,835.16/x
  3. Step 3: Cross multiply
    164,286.66x = 226,715.84 × 88,835.16
  4. Step 4: Simplify right side
    164,286.66x = 20,140,337,476.76
  5. Step 5: Solve for x
    x = 20,140,337,476.76/164,286.66
  6. Step 6: Final answer
    x = 122,592.65

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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.