Home / 117,845.81-176,764.45-51,285.97

Finding the Fourth Proportional to 117,845.81, 176,764.45 and 51,285.97

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Solution

The fourth proportional to 117,845.81, 176,764.45 and 51,285.97 is: 76,927.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,845.81 : 176,764.45 = 51,285.97 : x
  2. Step 2: Convert to fraction form
    117,845.81/176,764.45 = 51,285.97/x
  3. Step 3: Cross multiply
    117,845.81x = 176,764.45 × 51,285.97
  4. Step 4: Simplify right side
    117,845.81x = 9,065,536,279.77
  5. Step 5: Solve for x
    x = 9,065,536,279.77/117,845.81
  6. Step 6: Final answer
    x = 76,927.10

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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.