Home / 170,348.67-255,329.23-103,641.75

Finding the Fourth Proportional to 170,348.67, 255,329.23 and 103,641.75

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Solution

The fourth proportional to 170,348.67, 255,329.23 and 103,641.75 is: 155,344.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,348.67 : 255,329.23 = 103,641.75 : x
  2. Step 2: Convert to fraction form
    170,348.67/255,329.23 = 103,641.75/x
  3. Step 3: Cross multiply
    170,348.67x = 255,329.23 × 103,641.75
  4. Step 4: Simplify right side
    170,348.67x = 26,462,768,223.35
  5. Step 5: Solve for x
    x = 26,462,768,223.35/170,348.67
  6. Step 6: Final answer
    x = 155,344.73

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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.