Home / 148,061.04-204,283.80-84,375.60

Finding the Fourth Proportional to 148,061.04, 204,283.80 and 84,375.60

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Solution

The fourth proportional to 148,061.04, 204,283.80 and 84,375.60 is: 116,415.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,061.04 : 204,283.80 = 84,375.60 : x
  2. Step 2: Convert to fraction form
    148,061.04/204,283.80 = 84,375.60/x
  3. Step 3: Cross multiply
    148,061.04x = 204,283.80 × 84,375.60
  4. Step 4: Simplify right side
    148,061.04x = 17,236,568,195.28
  5. Step 5: Solve for x
    x = 17,236,568,195.28/148,061.04
  6. Step 6: Final answer
    x = 116,415.29

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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.