Home / 104,664.55-157,033.28-45,542.65

Finding the Fourth Proportional to 104,664.55, 157,033.28 and 45,542.65

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Solution

The fourth proportional to 104,664.55, 157,033.28 and 45,542.65 is: 68,329.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,664.55 : 157,033.28 = 45,542.65 : x
  2. Step 2: Convert to fraction form
    104,664.55/157,033.28 = 45,542.65/x
  3. Step 3: Cross multiply
    104,664.55x = 157,033.28 × 45,542.65
  4. Step 4: Simplify right side
    104,664.55x = 7,151,711,481.68
  5. Step 5: Solve for x
    x = 7,151,711,481.68/104,664.55
  6. Step 6: Final answer
    x = 68,329.84

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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.