Home / 73,308.30-109,971.50-25,913.62

Finding the Fourth Proportional to 73,308.30, 109,971.50 and 25,913.62

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Solution

The fourth proportional to 73,308.30, 109,971.50 and 25,913.62 is: 38,873.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,308.30 : 109,971.50 = 25,913.62 : x
  2. Step 2: Convert to fraction form
    73,308.30/109,971.50 = 25,913.62/x
  3. Step 3: Cross multiply
    73,308.30x = 109,971.50 × 25,913.62
  4. Step 4: Simplify right side
    73,308.30x = 2,849,759,451.69
  5. Step 5: Solve for x
    x = 2,849,759,451.69/73,308.30
  6. Step 6: Final answer
    x = 38,873.63

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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.