Home / 239,138.34-358,461.44-106,081.26

Finding the Fourth Proportional to 239,138.34, 358,461.44 and 106,081.26

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Solution

The fourth proportional to 239,138.34, 358,461.44 and 106,081.26 is: 159,012.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,138.34 : 358,461.44 = 106,081.26 : x
  2. Step 2: Convert to fraction form
    239,138.34/358,461.44 = 106,081.26/x
  3. Step 3: Cross multiply
    239,138.34x = 358,461.44 × 106,081.26
  4. Step 4: Simplify right side
    239,138.34x = 38,026,041,216.61
  5. Step 5: Solve for x
    x = 38,026,041,216.61/239,138.34
  6. Step 6: Final answer
    x = 159,012.73

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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.