Home / 73,177.70-100,982.63-41,345.91

Finding the Fourth Proportional to 73,177.70, 100,982.63 and 41,345.91

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Solution

The fourth proportional to 73,177.70, 100,982.63 and 41,345.91 is: 57,055.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,177.70 : 100,982.63 = 41,345.91 : x
  2. Step 2: Convert to fraction form
    73,177.70/100,982.63 = 41,345.91/x
  3. Step 3: Cross multiply
    73,177.70x = 100,982.63 × 41,345.91
  4. Step 4: Simplify right side
    73,177.70x = 4,175,218,834.91
  5. Step 5: Solve for x
    x = 4,175,218,834.91/73,177.70
  6. Step 6: Final answer
    x = 57,055.89

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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.