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Finding the Fourth Proportional to 179,476.40, 268,696.20 and 109,492.40

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Solution

The fourth proportional to 179,476.40, 268,696.20 and 109,492.40 is: 163,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,476.40 : 268,696.20 = 109,492.40 : x
  2. Step 2: Convert to fraction form
    179,476.40/268,696.20 = 109,492.40/x
  3. Step 3: Cross multiply
    179,476.40x = 268,696.20 × 109,492.40
  4. Step 4: Simplify right side
    179,476.40x = 29,420,191,808.88
  5. Step 5: Solve for x
    x = 29,420,191,808.88/179,476.40
  6. Step 6: Final answer
    x = 163,922.34

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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.