Home / 95,077.36-142,408.78-47,609.66

Finding the Fourth Proportional to 95,077.36, 142,408.78 and 47,609.66

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Solution

The fourth proportional to 95,077.36, 142,408.78 and 47,609.66 is: 71,310.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,077.36 : 142,408.78 = 47,609.66 : x
  2. Step 2: Convert to fraction form
    95,077.36/142,408.78 = 47,609.66/x
  3. Step 3: Cross multiply
    95,077.36x = 142,408.78 × 47,609.66
  4. Step 4: Simplify right side
    95,077.36x = 6,780,033,901.35
  5. Step 5: Solve for x
    x = 6,780,033,901.35/95,077.36
  6. Step 6: Final answer
    x = 71,310.71

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1.5x scale

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.