Home / 170,278.45-255,438.87-57,950.03

Finding the Fourth Proportional to 170,278.45, 255,438.87 and 57,950.03

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Solution

The fourth proportional to 170,278.45, 255,438.87 and 57,950.03 is: 86,932.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,278.45 : 255,438.87 = 57,950.03 : x
  2. Step 2: Convert to fraction form
    170,278.45/255,438.87 = 57,950.03/x
  3. Step 3: Cross multiply
    170,278.45x = 255,438.87 × 57,950.03
  4. Step 4: Simplify right side
    170,278.45x = 14,802,690,600.95
  5. Step 5: Solve for x
    x = 14,802,690,600.95/170,278.45
  6. Step 6: Final answer
    x = 86,932.26

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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.