Home / 45,921.04-68,815.78-26,158.79

Finding the Fourth Proportional to 45,921.04, 68,815.78 and 26,158.79

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Solution

The fourth proportional to 45,921.04, 68,815.78 and 26,158.79 is: 39,200.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,921.04 : 68,815.78 = 26,158.79 : x
  2. Step 2: Convert to fraction form
    45,921.04/68,815.78 = 26,158.79/x
  3. Step 3: Cross multiply
    45,921.04x = 68,815.78 × 26,158.79
  4. Step 4: Simplify right side
    45,921.04x = 1,800,137,537.71
  5. Step 5: Solve for x
    x = 1,800,137,537.71/45,921.04
  6. Step 6: Final answer
    x = 39,200.71

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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.