Home / 138,367.04-207,579.74-44,865.52

Finding the Fourth Proportional to 138,367.04, 207,579.74 and 44,865.52

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Solution

The fourth proportional to 138,367.04, 207,579.74 and 44,865.52 is: 67,307.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,367.04 : 207,579.74 = 44,865.52 : x
  2. Step 2: Convert to fraction form
    138,367.04/207,579.74 = 44,865.52/x
  3. Step 3: Cross multiply
    138,367.04x = 207,579.74 × 44,865.52
  4. Step 4: Simplify right side
    138,367.04x = 9,313,172,976.56
  5. Step 5: Solve for x
    x = 9,313,172,976.56/138,367.04
  6. Step 6: Final answer
    x = 67,307.74

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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.