Home / 70,799.72-106,197.06-30,818.64

Finding the Fourth Proportional to 70,799.72, 106,197.06 and 30,818.64

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Solution

The fourth proportional to 70,799.72, 106,197.06 and 30,818.64 is: 46,226.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,799.72 : 106,197.06 = 30,818.64 : x
  2. Step 2: Convert to fraction form
    70,799.72/106,197.06 = 30,818.64/x
  3. Step 3: Cross multiply
    70,799.72x = 106,197.06 × 30,818.64
  4. Step 4: Simplify right side
    70,799.72x = 3,272,848,961.20
  5. Step 5: Solve for x
    x = 3,272,848,961.20/70,799.72
  6. Step 6: Final answer
    x = 46,226.86

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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.