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Finding the Fourth Proportional to 64,154.98, 96,044.82 and 37,419.22

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Solution

The fourth proportional to 64,154.98, 96,044.82 and 37,419.22 is: 56,019.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,154.98 : 96,044.82 = 37,419.22 : x
  2. Step 2: Convert to fraction form
    64,154.98/96,044.82 = 37,419.22/x
  3. Step 3: Cross multiply
    64,154.98x = 96,044.82 × 37,419.22
  4. Step 4: Simplify right side
    64,154.98x = 3,593,922,249.44
  5. Step 5: Solve for x
    x = 3,593,922,249.44/64,154.98
  6. Step 6: Final answer
    x = 56,019.38

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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.