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Finding the Fourth Proportional to 65,650.77, 98,488.41 and 26,208.23

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Solution

The fourth proportional to 65,650.77, 98,488.41 and 26,208.23 is: 39,317.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,650.77 : 98,488.41 = 26,208.23 : x
  2. Step 2: Convert to fraction form
    65,650.77/98,488.41 = 26,208.23/x
  3. Step 3: Cross multiply
    65,650.77x = 98,488.41 × 26,208.23
  4. Step 4: Simplify right side
    65,650.77x = 2,581,206,409.17
  5. Step 5: Solve for x
    x = 2,581,206,409.17/65,650.77
  6. Step 6: Final answer
    x = 39,317.23

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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.