Home / 75,895.25-113,822.06-28,506.67

Finding the Fourth Proportional to 75,895.25, 113,822.06 and 28,506.67

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Solution

The fourth proportional to 75,895.25, 113,822.06 and 28,506.67 is: 42,752.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,895.25 : 113,822.06 = 28,506.67 : x
  2. Step 2: Convert to fraction form
    75,895.25/113,822.06 = 28,506.67/x
  3. Step 3: Cross multiply
    75,895.25x = 113,822.06 × 28,506.67
  4. Step 4: Simplify right side
    75,895.25x = 3,244,687,476.05
  5. Step 5: Solve for x
    x = 3,244,687,476.05/75,895.25
  6. Step 6: Final answer
    x = 42,752.18

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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.