Home / 170,447.67-235,218.33-102,503.79

Finding the Fourth Proportional to 170,447.67, 235,218.33 and 102,503.79

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Solution

The fourth proportional to 170,447.67, 235,218.33 and 102,503.79 is: 141,455.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,447.67 : 235,218.33 = 102,503.79 : x
  2. Step 2: Convert to fraction form
    170,447.67/235,218.33 = 102,503.79/x
  3. Step 3: Cross multiply
    170,447.67x = 235,218.33 × 102,503.79
  4. Step 4: Simplify right side
    170,447.67x = 24,110,770,302.47
  5. Step 5: Solve for x
    x = 24,110,770,302.47/170,447.67
  6. Step 6: Final answer
    x = 141,455.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.