Home / 45,902.10-68,816.70-25,125.60

Finding the Fourth Proportional to 45,902.10, 68,816.70 and 25,125.60

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Solution

The fourth proportional to 45,902.10, 68,816.70 and 25,125.60 is: 37,668.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,902.10 : 68,816.70 = 25,125.60 : x
  2. Step 2: Convert to fraction form
    45,902.10/68,816.70 = 25,125.60/x
  3. Step 3: Cross multiply
    45,902.10x = 68,816.70 × 25,125.60
  4. Step 4: Simplify right side
    45,902.10x = 1,729,060,877.52
  5. Step 5: Solve for x
    x = 1,729,060,877.52/45,902.10
  6. Step 6: Final answer
    x = 37,668.45

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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.