Home / 113,285.79-169,917.67-34,400.70

Finding the Fourth Proportional to 113,285.79, 169,917.67 and 34,400.70

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Solution

The fourth proportional to 113,285.79, 169,917.67 and 34,400.70 is: 51,597.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,285.79 : 169,917.67 = 34,400.70 : x
  2. Step 2: Convert to fraction form
    113,285.79/169,917.67 = 34,400.70/x
  3. Step 3: Cross multiply
    113,285.79x = 169,917.67 × 34,400.70
  4. Step 4: Simplify right side
    113,285.79x = 5,845,286,790.37
  5. Step 5: Solve for x
    x = 5,845,286,790.37/113,285.79
  6. Step 6: Final answer
    x = 51,597.71

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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.