Home / 80,448.92-111,017.82-44,638.16

Finding the Fourth Proportional to 80,448.92, 111,017.82 and 44,638.16

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Solution

The fourth proportional to 80,448.92, 111,017.82 and 44,638.16 is: 61,599.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,448.92 : 111,017.82 = 44,638.16 : x
  2. Step 2: Convert to fraction form
    80,448.92/111,017.82 = 44,638.16/x
  3. Step 3: Cross multiply
    80,448.92x = 111,017.82 × 44,638.16
  4. Step 4: Simplify right side
    80,448.92x = 4,955,631,212.01
  5. Step 5: Solve for x
    x = 4,955,631,212.01/80,448.92
  6. Step 6: Final answer
    x = 61,599.72

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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.