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Finding the Fourth Proportional to 68,043.42, 101,846.75 and 36,374.29

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Solution

The fourth proportional to 68,043.42, 101,846.75 and 36,374.29 is: 54,444.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,043.42 : 101,846.75 = 36,374.29 : x
  2. Step 2: Convert to fraction form
    68,043.42/101,846.75 = 36,374.29/x
  3. Step 3: Cross multiply
    68,043.42x = 101,846.75 × 36,374.29
  4. Step 4: Simplify right side
    68,043.42x = 3,704,603,220.06
  5. Step 5: Solve for x
    x = 3,704,603,220.06/68,043.42
  6. Step 6: Final answer
    x = 54,444.69

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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.