Home / 146,822.34-220,362.03-75,792.90

Finding the Fourth Proportional to 146,822.34, 220,362.03 and 75,792.90

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Solution

The fourth proportional to 146,822.34, 220,362.03 and 75,792.90 is: 113,755.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,822.34 : 220,362.03 = 75,792.90 : x
  2. Step 2: Convert to fraction form
    146,822.34/220,362.03 = 75,792.90/x
  3. Step 3: Cross multiply
    146,822.34x = 220,362.03 × 75,792.90
  4. Step 4: Simplify right side
    146,822.34x = 16,701,877,303.59
  5. Step 5: Solve for x
    x = 16,701,877,303.59/146,822.34
  6. Step 6: Final answer
    x = 113,755.69

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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.