Home / 146,679.87-220,094.89-69,829.84

Finding the Fourth Proportional to 146,679.87, 220,094.89 and 69,829.84

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Solution

The fourth proportional to 146,679.87, 220,094.89 and 69,829.84 is: 104,780.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,679.87 : 220,094.89 = 69,829.84 : x
  2. Step 2: Convert to fraction form
    146,679.87/220,094.89 = 69,829.84/x
  3. Step 3: Cross multiply
    146,679.87x = 220,094.89 × 69,829.84
  4. Step 4: Simplify right side
    146,679.87x = 15,369,189,914.23
  5. Step 5: Solve for x
    x = 15,369,189,914.23/146,679.87
  6. Step 6: Final answer
    x = 104,780.50

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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.