Home / 146,274.02-219,231.51-83,146.97

Finding the Fourth Proportional to 146,274.02, 219,231.51 and 83,146.97

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Solution

The fourth proportional to 146,274.02, 219,231.51 and 83,146.97 is: 124,618.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,274.02 : 219,231.51 = 83,146.97 : x
  2. Step 2: Convert to fraction form
    146,274.02/219,231.51 = 83,146.97/x
  3. Step 3: Cross multiply
    146,274.02x = 219,231.51 × 83,146.97
  4. Step 4: Simplify right side
    146,274.02x = 18,228,434,688.87
  5. Step 5: Solve for x
    x = 18,228,434,688.87/146,274.02
  6. Step 6: Final answer
    x = 124,618.41

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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.