Home / 45,945.10-68,881.20-25,168.60

Finding the Fourth Proportional to 45,945.10, 68,881.20 and 25,168.60

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Solution

The fourth proportional to 45,945.10, 68,881.20 and 25,168.60 is: 37,732.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,945.10 : 68,881.20 = 25,168.60 : x
  2. Step 2: Convert to fraction form
    45,945.10/68,881.20 = 25,168.60/x
  3. Step 3: Cross multiply
    45,945.10x = 68,881.20 × 25,168.60
  4. Step 4: Simplify right side
    45,945.10x = 1,733,643,370.32
  5. Step 5: Solve for x
    x = 1,733,643,370.32/45,945.10
  6. Step 6: Final answer
    x = 37,732.93

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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.