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Finding the Fourth Proportional to 64,659.33, 96,862.91 and 36,494.19

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Solution

The fourth proportional to 64,659.33, 96,862.91 and 36,494.19 is: 54,670.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,659.33 : 96,862.91 = 36,494.19 : x
  2. Step 2: Convert to fraction form
    64,659.33/96,862.91 = 36,494.19/x
  3. Step 3: Cross multiply
    64,659.33x = 96,862.91 × 36,494.19
  4. Step 4: Simplify right side
    64,659.33x = 3,534,933,259.02
  5. Step 5: Solve for x
    x = 3,534,933,259.02/64,659.33
  6. Step 6: Final answer
    x = 54,670.12

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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.