Home / 80,785.67-111,482.03-44,975.68

Finding the Fourth Proportional to 80,785.67, 111,482.03 and 44,975.68

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Solution

The fourth proportional to 80,785.67, 111,482.03 and 44,975.68 is: 62,065.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,785.67 : 111,482.03 = 44,975.68 : x
  2. Step 2: Convert to fraction form
    80,785.67/111,482.03 = 44,975.68/x
  3. Step 3: Cross multiply
    80,785.67x = 111,482.03 × 44,975.68
  4. Step 4: Simplify right side
    80,785.67x = 5,013,979,940.76
  5. Step 5: Solve for x
    x = 5,013,979,940.76/80,785.67
  6. Step 6: Final answer
    x = 62,065.22

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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.