Home / 51,512.73-77,130.66-32,690.86

Finding the Fourth Proportional to 51,512.73, 77,130.66 and 32,690.86

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Solution

The fourth proportional to 51,512.73, 77,130.66 and 32,690.86 is: 48,948.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,512.73 : 77,130.66 = 32,690.86 : x
  2. Step 2: Convert to fraction form
    51,512.73/77,130.66 = 32,690.86/x
  3. Step 3: Cross multiply
    51,512.73x = 77,130.66 × 32,690.86
  4. Step 4: Simplify right side
    51,512.73x = 2,521,467,537.53
  5. Step 5: Solve for x
    x = 2,521,467,537.53/51,512.73
  6. Step 6: Final answer
    x = 48,948.44

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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.