Home / 166,482.84-229,747.08-91,031.28

Finding the Fourth Proportional to 166,482.84, 229,747.08 and 91,031.28

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Solution

The fourth proportional to 166,482.84, 229,747.08 and 91,031.28 is: 125,623.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,482.84 : 229,747.08 = 91,031.28 : x
  2. Step 2: Convert to fraction form
    166,482.84/229,747.08 = 91,031.28/x
  3. Step 3: Cross multiply
    166,482.84x = 229,747.08 × 91,031.28
  4. Step 4: Simplify right side
    166,482.84x = 20,914,170,768.66
  5. Step 5: Solve for x
    x = 20,914,170,768.66/166,482.84
  6. Step 6: Final answer
    x = 125,623.58

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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.