Home / 65,723.20-98,609.10-26,308.60

Finding the Fourth Proportional to 65,723.20, 98,609.10 and 26,308.60

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Solution

The fourth proportional to 65,723.20, 98,609.10 and 26,308.60 is: 39,472.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,723.20 : 98,609.10 = 26,308.60 : x
  2. Step 2: Convert to fraction form
    65,723.20/98,609.10 = 26,308.60/x
  3. Step 3: Cross multiply
    65,723.20x = 98,609.10 × 26,308.60
  4. Step 4: Simplify right side
    65,723.20x = 2,594,267,368.26
  5. Step 5: Solve for x
    x = 2,594,267,368.26/65,723.20
  6. Step 6: Final answer
    x = 39,472.63

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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.