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Finding the Fourth Proportional to 164,444.64, 226,933.20 and 88,994.40

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Solution

The fourth proportional to 164,444.64, 226,933.20 and 88,994.40 is: 122,812.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,444.64 : 226,933.20 = 88,994.40 : x
  2. Step 2: Convert to fraction form
    164,444.64/226,933.20 = 88,994.40/x
  3. Step 3: Cross multiply
    164,444.64x = 226,933.20 × 88,994.40
  4. Step 4: Simplify right side
    164,444.64x = 20,195,783,974.08
  5. Step 5: Solve for x
    x = 20,195,783,974.08/164,444.64
  6. Step 6: Final answer
    x = 122,812.05

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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.