Home / 149,618.52-206,548.38-93,048.12

Finding the Fourth Proportional to 149,618.52, 206,548.38 and 93,048.12

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Solution

The fourth proportional to 149,618.52, 206,548.38 and 93,048.12 is: 128,452.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,618.52 : 206,548.38 = 93,048.12 : x
  2. Step 2: Convert to fraction form
    149,618.52/206,548.38 = 93,048.12/x
  3. Step 3: Cross multiply
    149,618.52x = 206,548.38 × 93,048.12
  4. Step 4: Simplify right side
    149,618.52x = 19,218,938,448.05
  5. Step 5: Solve for x
    x = 19,218,938,448.05/149,618.52
  6. Step 6: Final answer
    x = 128,452.94

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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.