Home / 45,256.16-67,834.96-38,662.36

Finding the Fourth Proportional to 45,256.16, 67,834.96 and 38,662.36

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Solution

The fourth proportional to 45,256.16, 67,834.96 and 38,662.36 is: 57,951.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,256.16 : 67,834.96 = 38,662.36 : x
  2. Step 2: Convert to fraction form
    45,256.16/67,834.96 = 38,662.36/x
  3. Step 3: Cross multiply
    45,256.16x = 67,834.96 × 38,662.36
  4. Step 4: Simplify right side
    45,256.16x = 2,622,659,644.11
  5. Step 5: Solve for x
    x = 2,622,659,644.11/45,256.16
  6. Step 6: Final answer
    x = 57,951.44

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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.