Home / 45,585.97-68,402.64-34,489.37

Finding the Fourth Proportional to 45,585.97, 68,402.64 and 34,489.37

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Solution

The fourth proportional to 45,585.97, 68,402.64 and 34,489.37 is: 51,751.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,585.97 : 68,402.64 = 34,489.37 : x
  2. Step 2: Convert to fraction form
    45,585.97/68,402.64 = 34,489.37/x
  3. Step 3: Cross multiply
    45,585.97x = 68,402.64 × 34,489.37
  4. Step 4: Simplify right side
    45,585.97x = 2,359,163,959.94
  5. Step 5: Solve for x
    x = 2,359,163,959.94/45,585.97
  6. Step 6: Final answer
    x = 51,751.97

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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.