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Finding the Fourth Proportional to 80,603.32, 111,230.36 and 44,792.42

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Solution

The fourth proportional to 80,603.32, 111,230.36 and 44,792.42 is: 61,812.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,603.32 : 111,230.36 = 44,792.42 : x
  2. Step 2: Convert to fraction form
    80,603.32/111,230.36 = 44,792.42/x
  3. Step 3: Cross multiply
    80,603.32x = 111,230.36 × 44,792.42
  4. Step 4: Simplify right side
    80,603.32x = 4,982,277,001.87
  5. Step 5: Solve for x
    x = 4,982,277,001.87/80,603.32
  6. Step 6: Final answer
    x = 61,812.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.