Home / 148,334.15-204,702.10-80,351.12

Finding the Fourth Proportional to 148,334.15, 204,702.10 and 80,351.12

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Solution

The fourth proportional to 148,334.15, 204,702.10 and 80,351.12 is: 110,885.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,334.15 : 204,702.10 = 80,351.12 : x
  2. Step 2: Convert to fraction form
    148,334.15/204,702.10 = 80,351.12/x
  3. Step 3: Cross multiply
    148,334.15x = 204,702.10 × 80,351.12
  4. Step 4: Simplify right side
    148,334.15x = 16,448,043,764.20
  5. Step 5: Solve for x
    x = 16,448,043,764.20/148,334.15
  6. Step 6: Final answer
    x = 110,885.08

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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.