Home / 159,640.20-239,165.10-93,112.20

Finding the Fourth Proportional to 159,640.20, 239,165.10 and 93,112.20

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Solution

The fourth proportional to 159,640.20, 239,165.10 and 93,112.20 is: 139,496.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,640.20 : 239,165.10 = 93,112.20 : x
  2. Step 2: Convert to fraction form
    159,640.20/239,165.10 = 93,112.20/x
  3. Step 3: Cross multiply
    159,640.20x = 239,165.10 × 93,112.20
  4. Step 4: Simplify right side
    159,640.20x = 22,269,188,624.22
  5. Step 5: Solve for x
    x = 22,269,188,624.22/159,640.20
  6. Step 6: Final answer
    x = 139,496.12

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1.5x scale

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.