Home / 169,959.06-254,938.50-80,942.67

Finding the Fourth Proportional to 169,959.06, 254,938.50 and 80,942.67

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Solution

The fourth proportional to 169,959.06, 254,938.50 and 80,942.67 is: 121,413.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,959.06 : 254,938.50 = 80,942.67 : x
  2. Step 2: Convert to fraction form
    169,959.06/254,938.50 = 80,942.67/x
  3. Step 3: Cross multiply
    169,959.06x = 254,938.50 × 80,942.67
  4. Step 4: Simplify right side
    169,959.06x = 20,635,402,875.80
  5. Step 5: Solve for x
    x = 20,635,402,875.80/169,959.06
  6. Step 6: Final answer
    x = 121,413.96

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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.