Home / 90,863.64-136,294.25-23,395.30

Finding the Fourth Proportional to 90,863.64, 136,294.25 and 23,395.30

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Solution

The fourth proportional to 90,863.64, 136,294.25 and 23,395.30 is: 35,092.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,863.64 : 136,294.25 = 23,395.30 : x
  2. Step 2: Convert to fraction form
    90,863.64/136,294.25 = 23,395.30/x
  3. Step 3: Cross multiply
    90,863.64x = 136,294.25 × 23,395.30
  4. Step 4: Simplify right side
    90,863.64x = 3,188,644,409.31
  5. Step 5: Solve for x
    x = 3,188,644,409.31/90,863.64
  6. Step 6: Final answer
    x = 35,092.63

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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.