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Finding the Fourth Proportional to 164,808, 227,409.12 and 93,165.12

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Solution

The fourth proportional to 164,808, 227,409.12 and 93,165.12 is: 128,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,808 : 227,409.12 = 93,165.12 : x
  2. Step 2: Convert to fraction form
    164,808/227,409.12 = 93,165.12/x
  3. Step 3: Cross multiply
    164,808x = 227,409.12 × 93,165.12
  4. Step 4: Simplify right side
    164,808x = 21,186,597,953.89
  5. Step 5: Solve for x
    x = 21,186,597,953.89/164,808
  6. Step 6: Final answer
    x = 128,553.21

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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.