Home / 60,136.72-90,249.44-28,546.96

Finding the Fourth Proportional to 60,136.72, 90,249.44 and 28,546.96

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Solution

The fourth proportional to 60,136.72, 90,249.44 and 28,546.96 is: 42,841.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,136.72 : 90,249.44 = 28,546.96 : x
  2. Step 2: Convert to fraction form
    60,136.72/90,249.44 = 28,546.96/x
  3. Step 3: Cross multiply
    60,136.72x = 90,249.44 × 28,546.96
  4. Step 4: Simplify right side
    60,136.72x = 2,576,347,153.70
  5. Step 5: Solve for x
    x = 2,576,347,153.70/60,136.72
  6. Step 6: Final answer
    x = 42,841.50

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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.