Home / 251,738.80-377,518.22-83,228.02

Finding the Fourth Proportional to 251,738.80, 377,518.22 and 83,228.02

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Solution

The fourth proportional to 251,738.80, 377,518.22 and 83,228.02 is: 124,812.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,738.80 : 377,518.22 = 83,228.02 : x
  2. Step 2: Convert to fraction form
    251,738.80/377,518.22 = 83,228.02/x
  3. Step 3: Cross multiply
    251,738.80x = 377,518.22 × 83,228.02
  4. Step 4: Simplify right side
    251,738.80x = 31,420,093,964.52
  5. Step 5: Solve for x
    x = 31,420,093,964.52/251,738.80
  6. Step 6: Final answer
    x = 124,812.28

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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.