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Finding the Fourth Proportional to 67,612.70, 101,435.66 and 23,240.09

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Solution

The fourth proportional to 67,612.70, 101,435.66 and 23,240.09 is: 34,865.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,612.70 : 101,435.66 = 23,240.09 : x
  2. Step 2: Convert to fraction form
    67,612.70/101,435.66 = 23,240.09/x
  3. Step 3: Cross multiply
    67,612.70x = 101,435.66 × 23,240.09
  4. Step 4: Simplify right side
    67,612.70x = 2,357,373,867.61
  5. Step 5: Solve for x
    x = 2,357,373,867.61/67,612.70
  6. Step 6: Final answer
    x = 34,865.84

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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.