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Finding the Fourth Proportional to 228,017.57, 342,100.13 and 109,673.46

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Solution

The fourth proportional to 228,017.57, 342,100.13 and 109,673.46 is: 164,545.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,017.57 : 342,100.13 = 109,673.46 : x
  2. Step 2: Convert to fraction form
    228,017.57/342,100.13 = 109,673.46/x
  3. Step 3: Cross multiply
    228,017.57x = 342,100.13 × 109,673.46
  4. Step 4: Simplify right side
    228,017.57x = 37,519,304,375.18
  5. Step 5: Solve for x
    x = 37,519,304,375.18/228,017.57
  6. Step 6: Final answer
    x = 164,545.68

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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.