Home / 146,244.80-219,367.20-57,468.80

Finding the Fourth Proportional to 146,244.80, 219,367.20 and 57,468.80

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Solution

The fourth proportional to 146,244.80, 219,367.20 and 57,468.80 is: 86,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,244.80 : 219,367.20 = 57,468.80 : x
  2. Step 2: Convert to fraction form
    146,244.80/219,367.20 = 57,468.80/x
  3. Step 3: Cross multiply
    146,244.80x = 219,367.20 × 57,468.80
  4. Step 4: Simplify right side
    146,244.80x = 12,606,769,743.36
  5. Step 5: Solve for x
    x = 12,606,769,743.36/146,244.80
  6. Step 6: Final answer
    x = 86,203.20

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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.