Home / 64,228.32-96,351.57-19,858.95

Finding the Fourth Proportional to 64,228.32, 96,351.57 and 19,858.95

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Solution

The fourth proportional to 64,228.32, 96,351.57 and 19,858.95 is: 29,791.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,228.32 : 96,351.57 = 19,858.95 : x
  2. Step 2: Convert to fraction form
    64,228.32/96,351.57 = 19,858.95/x
  3. Step 3: Cross multiply
    64,228.32x = 96,351.57 × 19,858.95
  4. Step 4: Simplify right side
    64,228.32x = 1,913,441,011.05
  5. Step 5: Solve for x
    x = 1,913,441,011.05/64,228.32
  6. Step 6: Final answer
    x = 29,791.24

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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.