Home / 143,092.56-213,592.53-132,684.36

Finding the Fourth Proportional to 143,092.56, 213,592.53 and 132,684.36

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Solution

The fourth proportional to 143,092.56, 213,592.53 and 132,684.36 is: 198,056.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,092.56 : 213,592.53 = 132,684.36 : x
  2. Step 2: Convert to fraction form
    143,092.56/213,592.53 = 132,684.36/x
  3. Step 3: Cross multiply
    143,092.56x = 213,592.53 × 132,684.36
  4. Step 4: Simplify right side
    143,092.56x = 28,340,388,143.83
  5. Step 5: Solve for x
    x = 28,340,388,143.83/143,092.56
  6. Step 6: Final answer
    x = 198,056.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.