Home / 74,452.53-102,768.45-47,667.18

Finding the Fourth Proportional to 74,452.53, 102,768.45 and 47,667.18

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Solution

The fourth proportional to 74,452.53, 102,768.45 and 47,667.18 is: 65,796.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,452.53 : 102,768.45 = 47,667.18 : x
  2. Step 2: Convert to fraction form
    74,452.53/102,768.45 = 47,667.18/x
  3. Step 3: Cross multiply
    74,452.53x = 102,768.45 × 47,667.18
  4. Step 4: Simplify right side
    74,452.53x = 4,898,682,204.47
  5. Step 5: Solve for x
    x = 4,898,682,204.47/74,452.53
  6. Step 6: Final answer
    x = 65,796.05

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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.