Home / 64,074.56-96,114.45-21,983.58

Finding the Fourth Proportional to 64,074.56, 96,114.45 and 21,983.58

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Solution

The fourth proportional to 64,074.56, 96,114.45 and 21,983.58 is: 32,976.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,074.56 : 96,114.45 = 21,983.58 : x
  2. Step 2: Convert to fraction form
    64,074.56/96,114.45 = 21,983.58/x
  3. Step 3: Cross multiply
    64,074.56x = 96,114.45 × 21,983.58
  4. Step 4: Simplify right side
    64,074.56x = 2,112,939,700.73
  5. Step 5: Solve for x
    x = 2,112,939,700.73/64,074.56
  6. Step 6: Final answer
    x = 32,976.27

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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.