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Finding the Fourth Proportional to 166,548.84, 229,842.84 and 91,097.28

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Solution

The fourth proportional to 166,548.84, 229,842.84 and 91,097.28 is: 125,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,548.84 : 229,842.84 = 91,097.28 : x
  2. Step 2: Convert to fraction form
    166,548.84/229,842.84 = 91,097.28/x
  3. Step 3: Cross multiply
    166,548.84x = 229,842.84 × 91,097.28
  4. Step 4: Simplify right side
    166,548.84x = 20,938,057,551.48
  5. Step 5: Solve for x
    x = 20,938,057,551.48/166,548.84
  6. Step 6: Final answer
    x = 125,717.22

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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.