Home / 109,966.30-164,949.45-94,219.90

Finding the Fourth Proportional to 109,966.30, 164,949.45 and 94,219.90

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Solution

The fourth proportional to 109,966.30, 164,949.45 and 94,219.90 is: 141,329.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,966.30 : 164,949.45 = 94,219.90 : x
  2. Step 2: Convert to fraction form
    109,966.30/164,949.45 = 94,219.90/x
  3. Step 3: Cross multiply
    109,966.30x = 164,949.45 × 94,219.90
  4. Step 4: Simplify right side
    109,966.30x = 15,541,520,684.06
  5. Step 5: Solve for x
    x = 15,541,520,684.06/109,966.30
  6. Step 6: Final answer
    x = 141,329.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.