Home / 73,679.07-110,426.10-31,509.54

Finding the Fourth Proportional to 73,679.07, 110,426.10 and 31,509.54

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Solution

The fourth proportional to 73,679.07, 110,426.10 and 31,509.54 is: 47,224.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,679.07 : 110,426.10 = 31,509.54 : x
  2. Step 2: Convert to fraction form
    73,679.07/110,426.10 = 31,509.54/x
  3. Step 3: Cross multiply
    73,679.07x = 110,426.10 × 31,509.54
  4. Step 4: Simplify right side
    73,679.07x = 3,479,475,674.07
  5. Step 5: Solve for x
    x = 3,479,475,674.07/73,679.07
  6. Step 6: Final answer
    x = 47,224.75

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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.