Home / 113,366.18-169,976.37-54,200.54

Finding the Fourth Proportional to 113,366.18, 169,976.37 and 54,200.54

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Solution

The fourth proportional to 113,366.18, 169,976.37 and 54,200.54 is: 81,265.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,366.18 : 169,976.37 = 54,200.54 : x
  2. Step 2: Convert to fraction form
    113,366.18/169,976.37 = 54,200.54/x
  3. Step 3: Cross multiply
    113,366.18x = 169,976.37 × 54,200.54
  4. Step 4: Simplify right side
    113,366.18x = 9,212,811,041.24
  5. Step 5: Solve for x
    x = 9,212,811,041.24/113,366.18
  6. Step 6: Final answer
    x = 81,265.96

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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.