Home / 169,850.20-254,775.30-51,515.80

Finding the Fourth Proportional to 169,850.20, 254,775.30 and 51,515.80

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Solution

The fourth proportional to 169,850.20, 254,775.30 and 51,515.80 is: 77,273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,850.20 : 254,775.30 = 51,515.80 : x
  2. Step 2: Convert to fraction form
    169,850.20/254,775.30 = 51,515.80/x
  3. Step 3: Cross multiply
    169,850.20x = 254,775.30 × 51,515.80
  4. Step 4: Simplify right side
    169,850.20x = 13,124,953,399.74
  5. Step 5: Solve for x
    x = 13,124,953,399.74/169,850.20
  6. Step 6: Final answer
    x = 77,273.70

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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.