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Finding the Fourth Proportional to 116,771.69, 175,224.20 and 45,700.13

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Solution

The fourth proportional to 116,771.69, 175,224.20 and 45,700.13 is: 68,576.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,771.69 : 175,224.20 = 45,700.13 : x
  2. Step 2: Convert to fraction form
    116,771.69/175,224.20 = 45,700.13/x
  3. Step 3: Cross multiply
    116,771.69x = 175,224.20 × 45,700.13
  4. Step 4: Simplify right side
    116,771.69x = 8,007,768,928.71
  5. Step 5: Solve for x
    x = 8,007,768,928.71/116,771.69
  6. Step 6: Final answer
    x = 68,576.29

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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.