Home / 75,054.84-112,581.97-30,096.29

Finding the Fourth Proportional to 75,054.84, 112,581.97 and 30,096.29

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Solution

The fourth proportional to 75,054.84, 112,581.97 and 30,096.29 is: 45,144.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,054.84 : 112,581.97 = 30,096.29 : x
  2. Step 2: Convert to fraction form
    75,054.84/112,581.97 = 30,096.29/x
  3. Step 3: Cross multiply
    75,054.84x = 112,581.97 × 30,096.29
  4. Step 4: Simplify right side
    75,054.84x = 3,388,299,824.11
  5. Step 5: Solve for x
    x = 3,388,299,824.11/75,054.84
  6. Step 6: Final answer
    x = 45,144.32

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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.