Home / 45,136.62-67,337.46-43,976.70

Finding the Fourth Proportional to 45,136.62, 67,337.46 and 43,976.70

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Solution

The fourth proportional to 45,136.62, 67,337.46 and 43,976.70 is: 65,607.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,136.62 : 67,337.46 = 43,976.70 : x
  2. Step 2: Convert to fraction form
    45,136.62/67,337.46 = 43,976.70/x
  3. Step 3: Cross multiply
    45,136.62x = 67,337.46 × 43,976.70
  4. Step 4: Simplify right side
    45,136.62x = 2,961,279,277.18
  5. Step 5: Solve for x
    x = 2,961,279,277.18/45,136.62
  6. Step 6: Final answer
    x = 65,607.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.