Home / 170,195.95-255,175.71-75,374.46

Finding the Fourth Proportional to 170,195.95, 255,175.71 and 75,374.46

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Solution

The fourth proportional to 170,195.95, 255,175.71 and 75,374.46 is: 113,009.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,195.95 : 255,175.71 = 75,374.46 : x
  2. Step 2: Convert to fraction form
    170,195.95/255,175.71 = 75,374.46/x
  3. Step 3: Cross multiply
    170,195.95x = 255,175.71 × 75,374.46
  4. Step 4: Simplify right side
    170,195.95x = 19,233,731,063.71
  5. Step 5: Solve for x
    x = 19,233,731,063.71/170,195.95
  6. Step 6: Final answer
    x = 113,009.33

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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.