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Finding the Fourth Proportional to 176,966.70, 265,446.78 and 43,847.28

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Solution

The fourth proportional to 176,966.70, 265,446.78 and 43,847.28 is: 65,770.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,966.70 : 265,446.78 = 43,847.28 : x
  2. Step 2: Convert to fraction form
    176,966.70/265,446.78 = 43,847.28/x
  3. Step 3: Cross multiply
    176,966.70x = 265,446.78 × 43,847.28
  4. Step 4: Simplify right side
    176,966.70x = 11,639,119,287.76
  5. Step 5: Solve for x
    x = 11,639,119,287.76/176,966.70
  6. Step 6: Final answer
    x = 65,770.11

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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.