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Finding the Fourth Proportional to 64,206.40, 88,605.03 and 35,910.25

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Solution

The fourth proportional to 64,206.40, 88,605.03 and 35,910.25 is: 49,556.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,206.40 : 88,605.03 = 35,910.25 : x
  2. Step 2: Convert to fraction form
    64,206.40/88,605.03 = 35,910.25/x
  3. Step 3: Cross multiply
    64,206.40x = 88,605.03 × 35,910.25
  4. Step 4: Simplify right side
    64,206.40x = 3,181,828,778.56
  5. Step 5: Solve for x
    x = 3,181,828,778.56/64,206.40
  6. Step 6: Final answer
    x = 49,556.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.