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Finding the Fourth Proportional to 60,937.72, 91,408.49 and 16,565.41

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Solution

The fourth proportional to 60,937.72, 91,408.49 and 16,565.41 is: 24,848.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,937.72 : 91,408.49 = 16,565.41 : x
  2. Step 2: Convert to fraction form
    60,937.72/91,408.49 = 16,565.41/x
  3. Step 3: Cross multiply
    60,937.72x = 91,408.49 × 16,565.41
  4. Step 4: Simplify right side
    60,937.72x = 1,514,219,114.33
  5. Step 5: Solve for x
    x = 1,514,219,114.33/60,937.72
  6. Step 6: Final answer
    x = 24,848.63

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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.