Home / 144,946.20-217,419.30-109,954.20

Finding the Fourth Proportional to 144,946.20, 217,419.30 and 109,954.20

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Solution

The fourth proportional to 144,946.20, 217,419.30 and 109,954.20 is: 164,931.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,946.20 : 217,419.30 = 109,954.20 : x
  2. Step 2: Convert to fraction form
    144,946.20/217,419.30 = 109,954.20/x
  3. Step 3: Cross multiply
    144,946.20x = 217,419.30 × 109,954.20
  4. Step 4: Simplify right side
    144,946.20x = 23,906,165,196.06
  5. Step 5: Solve for x
    x = 23,906,165,196.06/144,946.20
  6. Step 6: Final answer
    x = 164,931.30

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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.