Home / 250,708.22-345,982.02-153,863.52

Finding the Fourth Proportional to 250,708.22, 345,982.02 and 153,863.52

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Solution

The fourth proportional to 250,708.22, 345,982.02 and 153,863.52 is: 212,334.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,708.22 : 345,982.02 = 153,863.52 : x
  2. Step 2: Convert to fraction form
    250,708.22/345,982.02 = 153,863.52/x
  3. Step 3: Cross multiply
    250,708.22x = 345,982.02 × 153,863.52
  4. Step 4: Simplify right side
    250,708.22x = 53,234,011,453.91
  5. Step 5: Solve for x
    x = 53,234,011,453.91/250,708.22
  6. Step 6: Final answer
    x = 212,334.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.