Home / 147,231.44-220,800.36-47,368.40

Finding the Fourth Proportional to 147,231.44, 220,800.36 and 47,368.40

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Solution

The fourth proportional to 147,231.44, 220,800.36 and 47,368.40 is: 71,037.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,231.44 : 220,800.36 = 47,368.40 : x
  2. Step 2: Convert to fraction form
    147,231.44/220,800.36 = 47,368.40/x
  3. Step 3: Cross multiply
    147,231.44x = 220,800.36 × 47,368.40
  4. Step 4: Simplify right side
    147,231.44x = 10,458,958,846.25
  5. Step 5: Solve for x
    x = 10,458,958,846.25/147,231.44
  6. Step 6: Final answer
    x = 71,037.54

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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.