Home / 80,479.03-111,055.85-44,669.05

Finding the Fourth Proportional to 80,479.03, 111,055.85 and 44,669.05

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Solution

The fourth proportional to 80,479.03, 111,055.85 and 44,669.05 is: 61,640.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,479.03 : 111,055.85 = 44,669.05 : x
  2. Step 2: Convert to fraction form
    80,479.03/111,055.85 = 44,669.05/x
  3. Step 3: Cross multiply
    80,479.03x = 111,055.85 × 44,669.05
  4. Step 4: Simplify right side
    80,479.03x = 4,960,759,093.10
  5. Step 5: Solve for x
    x = 4,960,759,093.10/80,479.03
  6. Step 6: Final answer
    x = 61,640.39

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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.