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Finding the Fourth Proportional to 64,425.66, 96,539.86 and 26,965.34

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Solution

The fourth proportional to 64,425.66, 96,539.86 and 26,965.34 is: 40,406.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,425.66 : 96,539.86 = 26,965.34 : x
  2. Step 2: Convert to fraction form
    64,425.66/96,539.86 = 26,965.34/x
  3. Step 3: Cross multiply
    64,425.66x = 96,539.86 × 26,965.34
  4. Step 4: Simplify right side
    64,425.66x = 2,603,230,423.51
  5. Step 5: Solve for x
    x = 2,603,230,423.51/64,425.66
  6. Step 6: Final answer
    x = 40,406.73

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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.