Home / 170,612.67-235,520.97-110,212.76

Finding the Fourth Proportional to 170,612.67, 235,520.97 and 110,212.76

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Solution

The fourth proportional to 170,612.67, 235,520.97 and 110,212.76 is: 152,142.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,612.67 : 235,520.97 = 110,212.76 : x
  2. Step 2: Convert to fraction form
    170,612.67/235,520.97 = 110,212.76/x
  3. Step 3: Cross multiply
    170,612.67x = 235,520.97 × 110,212.76
  4. Step 4: Simplify right side
    170,612.67x = 25,957,416,141.58
  5. Step 5: Solve for x
    x = 25,957,416,141.58/170,612.67
  6. Step 6: Final answer
    x = 152,142.37

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1.5x scale

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.