Home / 109,112.60-163,668.90-93,366.20

Finding the Fourth Proportional to 109,112.60, 163,668.90 and 93,366.20

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Solution

The fourth proportional to 109,112.60, 163,668.90 and 93,366.20 is: 140,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,112.60 : 163,668.90 = 93,366.20 : x
  2. Step 2: Convert to fraction form
    109,112.60/163,668.90 = 93,366.20/x
  3. Step 3: Cross multiply
    109,112.60x = 163,668.90 × 93,366.20
  4. Step 4: Simplify right side
    109,112.60x = 15,281,143,251.18
  5. Step 5: Solve for x
    x = 15,281,143,251.18/109,112.60
  6. Step 6: Final answer
    x = 140,049.30

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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.