Home / 97,367.85-146,051.78-55,231.65

Finding the Fourth Proportional to 97,367.85, 146,051.78 and 55,231.65

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Solution

The fourth proportional to 97,367.85, 146,051.78 and 55,231.65 is: 82,847.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,367.85 : 146,051.78 = 55,231.65 : x
  2. Step 2: Convert to fraction form
    97,367.85/146,051.78 = 55,231.65/x
  3. Step 3: Cross multiply
    97,367.85x = 146,051.78 × 55,231.65
  4. Step 4: Simplify right side
    97,367.85x = 8,066,680,518.68
  5. Step 5: Solve for x
    x = 8,066,680,518.68/97,367.85
  6. Step 6: Final answer
    x = 82,847.48

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1.5x scale

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.