Home / 143,944.32-215,915.04-49,173.48

Finding the Fourth Proportional to 143,944.32, 215,915.04 and 49,173.48

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Solution

The fourth proportional to 143,944.32, 215,915.04 and 49,173.48 is: 73,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,944.32 : 215,915.04 = 49,173.48 : x
  2. Step 2: Convert to fraction form
    143,944.32/215,915.04 = 49,173.48/x
  3. Step 3: Cross multiply
    143,944.32x = 215,915.04 × 49,173.48
  4. Step 4: Simplify right side
    143,944.32x = 10,617,293,901.14
  5. Step 5: Solve for x
    x = 10,617,293,901.14/143,944.32
  6. Step 6: Final answer
    x = 73,759.73

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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.