Home / 146,783.11-220,262.14-53,296.15

Finding the Fourth Proportional to 146,783.11, 220,262.14 and 53,296.15

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Solution

The fourth proportional to 146,783.11, 220,262.14 and 53,296.15 is: 79,975.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,783.11 : 220,262.14 = 53,296.15 : x
  2. Step 2: Convert to fraction form
    146,783.11/220,262.14 = 53,296.15/x
  3. Step 3: Cross multiply
    146,783.11x = 220,262.14 × 53,296.15
  4. Step 4: Simplify right side
    146,783.11x = 11,739,122,684.97
  5. Step 5: Solve for x
    x = 11,739,122,684.97/146,783.11
  6. Step 6: Final answer
    x = 79,975.98

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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.