Home / 47,898.31-71,911.06-40,923.13

Finding the Fourth Proportional to 47,898.31, 71,911.06 and 40,923.13

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Solution

The fourth proportional to 47,898.31, 71,911.06 and 40,923.13 is: 61,439.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,898.31 : 71,911.06 = 40,923.13 : x
  2. Step 2: Convert to fraction form
    47,898.31/71,911.06 = 40,923.13/x
  3. Step 3: Cross multiply
    47,898.31x = 71,911.06 × 40,923.13
  4. Step 4: Simplify right side
    47,898.31x = 2,942,825,656.82
  5. Step 5: Solve for x
    x = 2,942,825,656.82/47,898.31
  6. Step 6: Final answer
    x = 61,439.03

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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.