Home / 348,135.75-522,210.94-111,477.74

Finding the Fourth Proportional to 348,135.75, 522,210.94 and 111,477.74

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Solution

The fourth proportional to 348,135.75, 522,210.94 and 111,477.74 is: 167,218.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,135.75 : 522,210.94 = 111,477.74 : x
  2. Step 2: Convert to fraction form
    348,135.75/522,210.94 = 111,477.74/x
  3. Step 3: Cross multiply
    348,135.75x = 522,210.94 × 111,477.74
  4. Step 4: Simplify right side
    348,135.75x = 58,214,892,504.73
  5. Step 5: Solve for x
    x = 58,214,892,504.73/348,135.75
  6. Step 6: Final answer
    x = 167,218.94

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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.