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Finding the Fourth Proportional to 64,444.44, 96,635.98 and 26,487.78

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Solution

The fourth proportional to 64,444.44, 96,635.98 and 26,487.78 is: 39,719.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,444.44 : 96,635.98 = 26,487.78 : x
  2. Step 2: Convert to fraction form
    64,444.44/96,635.98 = 26,487.78/x
  3. Step 3: Cross multiply
    64,444.44x = 96,635.98 × 26,487.78
  4. Step 4: Simplify right side
    64,444.44x = 2,559,672,578.32
  5. Step 5: Solve for x
    x = 2,559,672,578.32/64,444.44
  6. Step 6: Final answer
    x = 39,719.06

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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.