Home / 190,363.85-285,546.42-48,209.07

Finding the Fourth Proportional to 190,363.85, 285,546.42 and 48,209.07

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Solution

The fourth proportional to 190,363.85, 285,546.42 and 48,209.07 is: 72,313.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,363.85 : 285,546.42 = 48,209.07 : x
  2. Step 2: Convert to fraction form
    190,363.85/285,546.42 = 48,209.07/x
  3. Step 3: Cross multiply
    190,363.85x = 285,546.42 × 48,209.07
  4. Step 4: Simplify right side
    190,363.85x = 13,765,927,350.03
  5. Step 5: Solve for x
    x = 13,765,927,350.03/190,363.85
  6. Step 6: Final answer
    x = 72,313.77

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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.