Home / 146,120.23-219,182.51-40,932.55

Finding the Fourth Proportional to 146,120.23, 219,182.51 and 40,932.55

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Solution

The fourth proportional to 146,120.23, 219,182.51 and 40,932.55 is: 61,399.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,120.23 : 219,182.51 = 40,932.55 : x
  2. Step 2: Convert to fraction form
    146,120.23/219,182.51 = 40,932.55/x
  3. Step 3: Cross multiply
    146,120.23x = 219,182.51 × 40,932.55
  4. Step 4: Simplify right side
    146,120.23x = 8,971,697,749.13
  5. Step 5: Solve for x
    x = 8,971,697,749.13/146,120.23
  6. Step 6: Final answer
    x = 61,399.42

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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.