Home / 80,669.66-111,315.60-44,853.89

Finding the Fourth Proportional to 80,669.66, 111,315.60 and 44,853.89

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Solution

The fourth proportional to 80,669.66, 111,315.60 and 44,853.89 is: 61,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,669.66 : 111,315.60 = 44,853.89 : x
  2. Step 2: Convert to fraction form
    80,669.66/111,315.60 = 44,853.89/x
  3. Step 3: Cross multiply
    80,669.66x = 111,315.60 × 44,853.89
  4. Step 4: Simplify right side
    80,669.66x = 4,992,937,121.11
  5. Step 5: Solve for x
    x = 4,992,937,121.11/80,669.66
  6. Step 6: Final answer
    x = 61,893.62

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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.