Home / 64,974.10-89,665.35-36,296.27

Finding the Fourth Proportional to 64,974.10, 89,665.35 and 36,296.27

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Solution

The fourth proportional to 64,974.10, 89,665.35 and 36,296.27 is: 50,089.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,974.10 : 89,665.35 = 36,296.27 : x
  2. Step 2: Convert to fraction form
    64,974.10/89,665.35 = 36,296.27/x
  3. Step 3: Cross multiply
    64,974.10x = 89,665.35 × 36,296.27
  4. Step 4: Simplify right side
    64,974.10x = 3,254,517,753.24
  5. Step 5: Solve for x
    x = 3,254,517,753.24/64,974.10
  6. Step 6: Final answer
    x = 50,089.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.