Home / 170,208.72-255,340.80-50,277.84

Finding the Fourth Proportional to 170,208.72, 255,340.80 and 50,277.84

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Solution

The fourth proportional to 170,208.72, 255,340.80 and 50,277.84 is: 75,424.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,208.72 : 255,340.80 = 50,277.84 : x
  2. Step 2: Convert to fraction form
    170,208.72/255,340.80 = 50,277.84/x
  3. Step 3: Cross multiply
    170,208.72x = 255,340.80 × 50,277.84
  4. Step 4: Simplify right side
    170,208.72x = 12,837,983,887.87
  5. Step 5: Solve for x
    x = 12,837,983,887.87/170,208.72
  6. Step 6: Final answer
    x = 75,424.95

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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.