Home / 148,180.73-204,488.01-80,196.21

Finding the Fourth Proportional to 148,180.73, 204,488.01 and 80,196.21

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Solution

The fourth proportional to 148,180.73, 204,488.01 and 80,196.21 is: 110,670.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,180.73 : 204,488.01 = 80,196.21 : x
  2. Step 2: Convert to fraction form
    148,180.73/204,488.01 = 80,196.21/x
  3. Step 3: Cross multiply
    148,180.73x = 204,488.01 × 80,196.21
  4. Step 4: Simplify right side
    148,180.73x = 16,399,163,392.44
  5. Step 5: Solve for x
    x = 16,399,163,392.44/148,180.73
  6. Step 6: Final answer
    x = 110,670.02

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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.