Home / 113,101.22-169,533.75-38,195.54

Finding the Fourth Proportional to 113,101.22, 169,533.75 and 38,195.54

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Solution

The fourth proportional to 113,101.22, 169,533.75 and 38,195.54 is: 57,253.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,101.22 : 169,533.75 = 38,195.54 : x
  2. Step 2: Convert to fraction form
    113,101.22/169,533.75 = 38,195.54/x
  3. Step 3: Cross multiply
    113,101.22x = 169,533.75 × 38,195.54
  4. Step 4: Simplify right side
    113,101.22x = 6,475,433,129.48
  5. Step 5: Solve for x
    x = 6,475,433,129.48/113,101.22
  6. Step 6: Final answer
    x = 57,253.43

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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.