Home / 71,966.84-107,971.05-22,054.30

Finding the Fourth Proportional to 71,966.84, 107,971.05 and 22,054.30

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Solution

The fourth proportional to 71,966.84, 107,971.05 and 22,054.30 is: 33,087.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,966.84 : 107,971.05 = 22,054.30 : x
  2. Step 2: Convert to fraction form
    71,966.84/107,971.05 = 22,054.30/x
  3. Step 3: Cross multiply
    71,966.84x = 107,971.05 × 22,054.30
  4. Step 4: Simplify right side
    71,966.84x = 2,381,225,982.43
  5. Step 5: Solve for x
    x = 2,381,225,982.43/71,966.84
  6. Step 6: Final answer
    x = 33,087.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.