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Finding the Fourth Proportional to 228,163.40, 341,946.20 and 109,598.84

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Solution

The fourth proportional to 228,163.40, 341,946.20 and 109,598.84 is: 164,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,163.40 : 341,946.20 = 109,598.84 : x
  2. Step 2: Convert to fraction form
    228,163.40/341,946.20 = 109,598.84/x
  3. Step 3: Cross multiply
    228,163.40x = 341,946.20 × 109,598.84
  4. Step 4: Simplify right side
    228,163.40x = 37,476,906,862.41
  5. Step 5: Solve for x
    x = 37,476,906,862.41/228,163.40
  6. Step 6: Final answer
    x = 164,254.68

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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.