Home / 80,436.29-111,002.21-44,626.29

Finding the Fourth Proportional to 80,436.29, 111,002.21 and 44,626.29

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Solution

The fourth proportional to 80,436.29, 111,002.21 and 44,626.29 is: 61,584.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,436.29 : 111,002.21 = 44,626.29 : x
  2. Step 2: Convert to fraction form
    80,436.29/111,002.21 = 44,626.29/x
  3. Step 3: Cross multiply
    80,436.29x = 111,002.21 × 44,626.29
  4. Step 4: Simplify right side
    80,436.29x = 4,953,616,590.97
  5. Step 5: Solve for x
    x = 4,953,616,590.97/80,436.29
  6. Step 6: Final answer
    x = 61,584.35

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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.