Home / 138,004.56-207,006.84-44,510.31

Finding the Fourth Proportional to 138,004.56, 207,006.84 and 44,510.31

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Solution

The fourth proportional to 138,004.56, 207,006.84 and 44,510.31 is: 66,765.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,004.56 : 207,006.84 = 44,510.31 : x
  2. Step 2: Convert to fraction form
    138,004.56/207,006.84 = 44,510.31/x
  3. Step 3: Cross multiply
    138,004.56x = 207,006.84 × 44,510.31
  4. Step 4: Simplify right side
    138,004.56x = 9,213,938,620.52
  5. Step 5: Solve for x
    x = 9,213,938,620.52/138,004.56
  6. Step 6: Final answer
    x = 66,765.47

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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.