Home / 45,452.13-68,159.56-15,859.99

Finding the Fourth Proportional to 45,452.13, 68,159.56 and 15,859.99

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Solution

The fourth proportional to 45,452.13, 68,159.56 and 15,859.99 is: 23,783.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,452.13 : 68,159.56 = 15,859.99 : x
  2. Step 2: Convert to fraction form
    45,452.13/68,159.56 = 15,859.99/x
  3. Step 3: Cross multiply
    45,452.13x = 68,159.56 × 15,859.99
  4. Step 4: Simplify right side
    45,452.13x = 1,081,009,940.00
  5. Step 5: Solve for x
    x = 1,081,009,940.00/45,452.13
  6. Step 6: Final answer
    x = 23,783.48

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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.