Home / 348,612.31-522,920.77-95,919.49

Finding the Fourth Proportional to 348,612.31, 522,920.77 and 95,919.49

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Solution

The fourth proportional to 348,612.31, 522,920.77 and 95,919.49 is: 143,879.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,612.31 : 522,920.77 = 95,919.49 : x
  2. Step 2: Convert to fraction form
    348,612.31/522,920.77 = 95,919.49/x
  3. Step 3: Cross multiply
    348,612.31x = 522,920.77 × 95,919.49
  4. Step 4: Simplify right side
    348,612.31x = 50,158,293,568.81
  5. Step 5: Solve for x
    x = 50,158,293,568.81/348,612.31
  6. Step 6: Final answer
    x = 143,879.87

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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.