Home / 199,438.73-299,093.04-66,283.23

Finding the Fourth Proportional to 199,438.73, 299,093.04 and 66,283.23

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Solution

The fourth proportional to 199,438.73, 299,093.04 and 66,283.23 is: 99,403.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,438.73 : 299,093.04 = 66,283.23 : x
  2. Step 2: Convert to fraction form
    199,438.73/299,093.04 = 66,283.23/x
  3. Step 3: Cross multiply
    199,438.73x = 299,093.04 × 66,283.23
  4. Step 4: Simplify right side
    199,438.73x = 19,824,852,761.72
  5. Step 5: Solve for x
    x = 19,824,852,761.72/199,438.73
  6. Step 6: Final answer
    x = 99,403.23

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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.