Home / 73,780.04-101,806.18-41,945.42

Finding the Fourth Proportional to 73,780.04, 101,806.18 and 41,945.42

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Solution

The fourth proportional to 73,780.04, 101,806.18 and 41,945.42 is: 57,878.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,780.04 : 101,806.18 = 41,945.42 : x
  2. Step 2: Convert to fraction form
    73,780.04/101,806.18 = 41,945.42/x
  3. Step 3: Cross multiply
    73,780.04x = 101,806.18 × 41,945.42
  4. Step 4: Simplify right side
    73,780.04x = 4,270,302,364.80
  5. Step 5: Solve for x
    x = 4,270,302,364.80/73,780.04
  6. Step 6: Final answer
    x = 57,878.83

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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.