Home / 130,664.54-195,949.77-45,252.27

Finding the Fourth Proportional to 130,664.54, 195,949.77 and 45,252.27

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Solution

The fourth proportional to 130,664.54, 195,949.77 and 45,252.27 is: 67,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,664.54 : 195,949.77 = 45,252.27 : x
  2. Step 2: Convert to fraction form
    130,664.54/195,949.77 = 45,252.27/x
  3. Step 3: Cross multiply
    130,664.54x = 195,949.77 × 45,252.27
  4. Step 4: Simplify right side
    130,664.54x = 8,867,171,728.78
  5. Step 5: Solve for x
    x = 8,867,171,728.78/130,664.54
  6. Step 6: Final answer
    x = 67,862.11

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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.