Home / 117,771.23-176,557.52-51,161.63

Finding the Fourth Proportional to 117,771.23, 176,557.52 and 51,161.63

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Solution

The fourth proportional to 117,771.23, 176,557.52 and 51,161.63 is: 76,699.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,771.23 : 176,557.52 = 51,161.63 : x
  2. Step 2: Convert to fraction form
    117,771.23/176,557.52 = 51,161.63/x
  3. Step 3: Cross multiply
    117,771.23x = 176,557.52 × 51,161.63
  4. Step 4: Simplify right side
    117,771.23x = 9,032,969,757.07
  5. Step 5: Solve for x
    x = 9,032,969,757.07/117,771.23
  6. Step 6: Final answer
    x = 76,699.29

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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.