Home / 148,219.92-204,563.88-90,893.52

Finding the Fourth Proportional to 148,219.92, 204,563.88 and 90,893.52

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Solution

The fourth proportional to 148,219.92, 204,563.88 and 90,893.52 is: 125,445.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,219.92 : 204,563.88 = 90,893.52 : x
  2. Step 2: Convert to fraction form
    148,219.92/204,563.88 = 90,893.52/x
  3. Step 3: Cross multiply
    148,219.92x = 204,563.88 × 90,893.52
  4. Step 4: Simplify right side
    148,219.92x = 18,593,531,118.06
  5. Step 5: Solve for x
    x = 18,593,531,118.06/148,219.92
  6. Step 6: Final answer
    x = 125,445.56

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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.