Home / 59,757.19-89,635.80-19,765.45

Finding the Fourth Proportional to 59,757.19, 89,635.80 and 19,765.45

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Solution

The fourth proportional to 59,757.19, 89,635.80 and 19,765.45 is: 29,648.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,757.19 : 89,635.80 = 19,765.45 : x
  2. Step 2: Convert to fraction form
    59,757.19/89,635.80 = 19,765.45/x
  3. Step 3: Cross multiply
    59,757.19x = 89,635.80 × 19,765.45
  4. Step 4: Simplify right side
    59,757.19x = 1,771,691,998.09
  5. Step 5: Solve for x
    x = 1,771,691,998.09/59,757.19
  6. Step 6: Final answer
    x = 29,648.18

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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.