Home / 64,308.74-96,439.41-22,178.00

Finding the Fourth Proportional to 64,308.74, 96,439.41 and 22,178.00

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Solution

The fourth proportional to 64,308.74, 96,439.41 and 22,178.00 is: 33,258.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,308.74 : 96,439.41 = 22,178.00 : x
  2. Step 2: Convert to fraction form
    64,308.74/96,439.41 = 22,178.00/x
  3. Step 3: Cross multiply
    64,308.74x = 96,439.41 × 22,178.00
  4. Step 4: Simplify right side
    64,308.74x = 2,138,833,476.08
  5. Step 5: Solve for x
    x = 2,138,833,476.08/64,308.74
  6. Step 6: Final answer
    x = 33,258.83

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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.