Home / 45,458.72-68,198.80-14,293.97

Finding the Fourth Proportional to 45,458.72, 68,198.80 and 14,293.97

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Solution

The fourth proportional to 45,458.72, 68,198.80 and 14,293.97 is: 21,444.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,458.72 : 68,198.80 = 14,293.97 : x
  2. Step 2: Convert to fraction form
    45,458.72/68,198.80 = 14,293.97/x
  3. Step 3: Cross multiply
    45,458.72x = 68,198.80 × 14,293.97
  4. Step 4: Simplify right side
    45,458.72x = 974,831,260.24
  5. Step 5: Solve for x
    x = 974,831,260.24/45,458.72
  6. Step 6: Final answer
    x = 21,444.32

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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.