Home / 148,266.60-204,607.86-80,283.56

Finding the Fourth Proportional to 148,266.60, 204,607.86 and 80,283.56

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Solution

The fourth proportional to 148,266.60, 204,607.86 and 80,283.56 is: 110,791.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,266.60 : 204,607.86 = 80,283.56 : x
  2. Step 2: Convert to fraction form
    148,266.60/204,607.86 = 80,283.56/x
  3. Step 3: Cross multiply
    148,266.60x = 204,607.86 × 80,283.56
  4. Step 4: Simplify right side
    148,266.60x = 16,426,647,404.78
  5. Step 5: Solve for x
    x = 16,426,647,404.78/148,266.60
  6. Step 6: Final answer
    x = 110,791.29

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1.5x scale

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.