Home / 66,996.24-100,490.04-25,442.16

Finding the Fourth Proportional to 66,996.24, 100,490.04 and 25,442.16

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Solution

The fourth proportional to 66,996.24, 100,490.04 and 25,442.16 is: 38,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,996.24 : 100,490.04 = 25,442.16 : x
  2. Step 2: Convert to fraction form
    66,996.24/100,490.04 = 25,442.16/x
  3. Step 3: Cross multiply
    66,996.24x = 100,490.04 × 25,442.16
  4. Step 4: Simplify right side
    66,996.24x = 2,556,683,676.09
  5. Step 5: Solve for x
    x = 2,556,683,676.09/66,996.24
  6. Step 6: Final answer
    x = 38,161.60

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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.