Home / 170,610.04-255,916.10-75,817.95

Finding the Fourth Proportional to 170,610.04, 255,916.10 and 75,817.95

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Solution

The fourth proportional to 170,610.04, 255,916.10 and 75,817.95 is: 113,727.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,610.04 : 255,916.10 = 75,817.95 : x
  2. Step 2: Convert to fraction form
    170,610.04/255,916.10 = 75,817.95/x
  3. Step 3: Cross multiply
    170,610.04x = 255,916.10 × 75,817.95
  4. Step 4: Simplify right side
    170,610.04x = 19,403,034,074.00
  5. Step 5: Solve for x
    x = 19,403,034,074.00/170,610.04
  6. Step 6: Final answer
    x = 113,727.39

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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.