Home / 73,932.10-111,129.63-48,793.15

Finding the Fourth Proportional to 73,932.10, 111,129.63 and 48,793.15

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Solution

The fourth proportional to 73,932.10, 111,129.63 and 48,793.15 is: 73,342.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,932.10 : 111,129.63 = 48,793.15 : x
  2. Step 2: Convert to fraction form
    73,932.10/111,129.63 = 48,793.15/x
  3. Step 3: Cross multiply
    73,932.10x = 111,129.63 × 48,793.15
  4. Step 4: Simplify right side
    73,932.10x = 5,422,364,428.21
  5. Step 5: Solve for x
    x = 5,422,364,428.21/73,932.10
  6. Step 6: Final answer
    x = 73,342.49

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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.