Home / 169,740.85-254,666.55-80,982.86

Finding the Fourth Proportional to 169,740.85, 254,666.55 and 80,982.86

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Solution

The fourth proportional to 169,740.85, 254,666.55 and 80,982.86 is: 121,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,740.85 : 254,666.55 = 80,982.86 : x
  2. Step 2: Convert to fraction form
    169,740.85/254,666.55 = 80,982.86/x
  3. Step 3: Cross multiply
    169,740.85x = 254,666.55 × 80,982.86
  4. Step 4: Simplify right side
    169,740.85x = 20,623,625,565.33
  5. Step 5: Solve for x
    x = 20,623,625,565.33/169,740.85
  6. Step 6: Final answer
    x = 121,500.67

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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.