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Finding the Fourth Proportional to 67,259.68, 100,890.33 and 22,887.34

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Solution

The fourth proportional to 67,259.68, 100,890.33 and 22,887.34 is: 34,331.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,259.68 : 100,890.33 = 22,887.34 : x
  2. Step 2: Convert to fraction form
    67,259.68/100,890.33 = 22,887.34/x
  3. Step 3: Cross multiply
    67,259.68x = 100,890.33 × 22,887.34
  4. Step 4: Simplify right side
    67,259.68x = 2,309,111,285.42
  5. Step 5: Solve for x
    x = 2,309,111,285.42/67,259.68
  6. Step 6: Final answer
    x = 34,331.29

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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.