Home / 348,221.07-522,257.67-111,500.19

Finding the Fourth Proportional to 348,221.07, 522,257.67 and 111,500.19

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Solution

The fourth proportional to 348,221.07, 522,257.67 and 111,500.19 is: 167,226.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,221.07 : 522,257.67 = 111,500.19 : x
  2. Step 2: Convert to fraction form
    348,221.07/522,257.67 = 111,500.19/x
  3. Step 3: Cross multiply
    348,221.07x = 522,257.67 × 111,500.19
  4. Step 4: Simplify right side
    348,221.07x = 58,231,829,433.96
  5. Step 5: Solve for x
    x = 58,231,829,433.96/348,221.07
  6. Step 6: Final answer
    x = 167,226.61

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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.