Home / 146,996.10-220,166.10-113,607.90

Finding the Fourth Proportional to 146,996.10, 220,166.10 and 113,607.90

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Solution

The fourth proportional to 146,996.10, 220,166.10 and 113,607.90 is: 170,158.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,996.10 : 220,166.10 = 113,607.90 : x
  2. Step 2: Convert to fraction form
    146,996.10/220,166.10 = 113,607.90/x
  3. Step 3: Cross multiply
    146,996.10x = 220,166.10 × 113,607.90
  4. Step 4: Simplify right side
    146,996.10x = 25,012,608,272.19
  5. Step 5: Solve for x
    x = 25,012,608,272.19/146,996.10
  6. Step 6: Final answer
    x = 170,158.31

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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.