Home / 195,395.43-292,940.03-77,155.27

Finding the Fourth Proportional to 195,395.43, 292,940.03 and 77,155.27

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Solution

The fourth proportional to 195,395.43, 292,940.03 and 77,155.27 is: 115,672.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,395.43 : 292,940.03 = 77,155.27 : x
  2. Step 2: Convert to fraction form
    195,395.43/292,940.03 = 77,155.27/x
  3. Step 3: Cross multiply
    195,395.43x = 292,940.03 × 77,155.27
  4. Step 4: Simplify right side
    195,395.43x = 22,601,867,108.46
  5. Step 5: Solve for x
    x = 22,601,867,108.46/195,395.43
  6. Step 6: Final answer
    x = 115,672.44

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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.