Home / 74,147.10-111,197.64-26,756.02

Finding the Fourth Proportional to 74,147.10, 111,197.64 and 26,756.02

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Solution

The fourth proportional to 74,147.10, 111,197.64 and 26,756.02 is: 40,125.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,147.10 : 111,197.64 = 26,756.02 : x
  2. Step 2: Convert to fraction form
    74,147.10/111,197.64 = 26,756.02/x
  3. Step 3: Cross multiply
    74,147.10x = 111,197.64 × 26,756.02
  4. Step 4: Simplify right side
    74,147.10x = 2,975,206,279.79
  5. Step 5: Solve for x
    x = 2,975,206,279.79/74,147.10
  6. Step 6: Final answer
    x = 40,125.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.