Home / 64,114.23-96,162.39-21,993.63

Finding the Fourth Proportional to 64,114.23, 96,162.39 and 21,993.63

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Solution

The fourth proportional to 64,114.23, 96,162.39 and 21,993.63 is: 32,987.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,114.23 : 96,162.39 = 21,993.63 : x
  2. Step 2: Convert to fraction form
    64,114.23/96,162.39 = 21,993.63/x
  3. Step 3: Cross multiply
    64,114.23x = 96,162.39 × 21,993.63
  4. Step 4: Simplify right side
    64,114.23x = 2,114,959,664.97
  5. Step 5: Solve for x
    x = 2,114,959,664.97/64,114.23
  6. Step 6: Final answer
    x = 32,987.37

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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.