Home / 113,219.21-169,853.32-34,339.39

Finding the Fourth Proportional to 113,219.21, 169,853.32 and 34,339.39

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Solution

The fourth proportional to 113,219.21, 169,853.32 and 34,339.39 is: 51,516.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,219.21 : 169,853.32 = 34,339.39 : x
  2. Step 2: Convert to fraction form
    113,219.21/169,853.32 = 34,339.39/x
  3. Step 3: Cross multiply
    113,219.21x = 169,853.32 × 34,339.39
  4. Step 4: Simplify right side
    113,219.21x = 5,832,659,398.27
  5. Step 5: Solve for x
    x = 5,832,659,398.27/113,219.21
  6. Step 6: Final answer
    x = 51,516.52

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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.