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Finding the Fourth Proportional to 59,843.31, 89,768.04 and 15,470.45

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Solution

The fourth proportional to 59,843.31, 89,768.04 and 15,470.45 is: 23,206.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,843.31 : 89,768.04 = 15,470.45 : x
  2. Step 2: Convert to fraction form
    59,843.31/89,768.04 = 15,470.45/x
  3. Step 3: Cross multiply
    59,843.31x = 89,768.04 × 15,470.45
  4. Step 4: Simplify right side
    59,843.31x = 1,388,751,525.58
  5. Step 5: Solve for x
    x = 1,388,751,525.58/59,843.31
  6. Step 6: Final answer
    x = 23,206.46

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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.