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Finding the Fourth Proportional to 67,853.92, 101,775.76 and 34,553.12

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Solution

The fourth proportional to 67,853.92, 101,775.76 and 34,553.12 is: 51,827.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,853.92 : 101,775.76 = 34,553.12 : x
  2. Step 2: Convert to fraction form
    67,853.92/101,775.76 = 34,553.12/x
  3. Step 3: Cross multiply
    67,853.92x = 101,775.76 × 34,553.12
  4. Step 4: Simplify right side
    67,853.92x = 3,516,670,048.37
  5. Step 5: Solve for x
    x = 3,516,670,048.37/67,853.92
  6. Step 6: Final answer
    x = 51,827.07

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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.