Home / 117,632.57-176,349.65-51,022.54

Finding the Fourth Proportional to 117,632.57, 176,349.65 and 51,022.54

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Solution

The fourth proportional to 117,632.57, 176,349.65 and 51,022.54 is: 76,490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,632.57 : 176,349.65 = 51,022.54 : x
  2. Step 2: Convert to fraction form
    117,632.57/176,349.65 = 51,022.54/x
  3. Step 3: Cross multiply
    117,632.57x = 176,349.65 × 51,022.54
  4. Step 4: Simplify right side
    117,632.57x = 8,997,806,757.79
  5. Step 5: Solve for x
    x = 8,997,806,757.79/117,632.57
  6. Step 6: Final answer
    x = 76,490.78

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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.