Home / 106,055.28-146,356.36-58,309.44

Finding the Fourth Proportional to 106,055.28, 146,356.36 and 58,309.44

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Solution

The fourth proportional to 106,055.28, 146,356.36 and 58,309.44 is: 80,467.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,055.28 : 146,356.36 = 58,309.44 : x
  2. Step 2: Convert to fraction form
    106,055.28/146,356.36 = 58,309.44/x
  3. Step 3: Cross multiply
    106,055.28x = 146,356.36 × 58,309.44
  4. Step 4: Simplify right side
    106,055.28x = 8,533,957,392.04
  5. Step 5: Solve for x
    x = 8,533,957,392.04/106,055.28
  6. Step 6: Final answer
    x = 80,467.07

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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.