Home / 348,066.70-522,100.05-111,433.30

Finding the Fourth Proportional to 348,066.70, 522,100.05 and 111,433.30

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Solution

The fourth proportional to 348,066.70, 522,100.05 and 111,433.30 is: 167,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,066.70 : 522,100.05 = 111,433.30 : x
  2. Step 2: Convert to fraction form
    348,066.70/522,100.05 = 111,433.30/x
  3. Step 3: Cross multiply
    348,066.70x = 522,100.05 × 111,433.30
  4. Step 4: Simplify right side
    348,066.70x = 58,179,331,501.67
  5. Step 5: Solve for x
    x = 58,179,331,501.67/348,066.70
  6. Step 6: Final answer
    x = 167,149.95

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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.