Home / 113,834.60-157,091.78-62,847.37

Finding the Fourth Proportional to 113,834.60, 157,091.78 and 62,847.37

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Solution

The fourth proportional to 113,834.60, 157,091.78 and 62,847.37 is: 86,729.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,834.60 : 157,091.78 = 62,847.37 : x
  2. Step 2: Convert to fraction form
    113,834.60/157,091.78 = 62,847.37/x
  3. Step 3: Cross multiply
    113,834.60x = 157,091.78 × 62,847.37
  4. Step 4: Simplify right side
    113,834.60x = 9,872,805,221.62
  5. Step 5: Solve for x
    x = 9,872,805,221.62/113,834.60
  6. Step 6: Final answer
    x = 86,729.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.