Home / 65,561.70-98,257.19-47,610.28

Finding the Fourth Proportional to 65,561.70, 98,257.19 and 47,610.28

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Solution

The fourth proportional to 65,561.70, 98,257.19 and 47,610.28 is: 71,353.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,561.70 : 98,257.19 = 47,610.28 : x
  2. Step 2: Convert to fraction form
    65,561.70/98,257.19 = 47,610.28/x
  3. Step 3: Cross multiply
    65,561.70x = 98,257.19 × 47,610.28
  4. Step 4: Simplify right side
    65,561.70x = 4,678,051,836.63
  5. Step 5: Solve for x
    x = 4,678,051,836.63/65,561.70
  6. Step 6: Final answer
    x = 71,353.42

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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.