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Finding the Fourth Proportional to 228,047.80, 342,266.10 and 101,882.20

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Solution

The fourth proportional to 228,047.80, 342,266.10 and 101,882.20 is: 152,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,047.80 : 342,266.10 = 101,882.20 : x
  2. Step 2: Convert to fraction form
    228,047.80/342,266.10 = 101,882.20/x
  3. Step 3: Cross multiply
    228,047.80x = 342,266.10 × 101,882.20
  4. Step 4: Simplify right side
    228,047.80x = 34,870,823,253.42
  5. Step 5: Solve for x
    x = 34,870,823,253.42/228,047.80
  6. Step 6: Final answer
    x = 152,910.15

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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.