Home / 75,446.25-113,186.88-22,136.08

Finding the Fourth Proportional to 75,446.25, 113,186.88 and 22,136.08

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Solution

The fourth proportional to 75,446.25, 113,186.88 and 22,136.08 is: 33,209.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,446.25 : 113,186.88 = 22,136.08 : x
  2. Step 2: Convert to fraction form
    75,446.25/113,186.88 = 22,136.08/x
  3. Step 3: Cross multiply
    75,446.25x = 113,186.88 × 22,136.08
  4. Step 4: Simplify right side
    75,446.25x = 2,505,513,547.66
  5. Step 5: Solve for x
    x = 2,505,513,547.66/75,446.25
  6. Step 6: Final answer
    x = 33,209.25

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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.