Home / 75,370.49-113,068.03-25,453.58

Finding the Fourth Proportional to 75,370.49, 113,068.03 and 25,453.58

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Solution

The fourth proportional to 75,370.49, 113,068.03 and 25,453.58 is: 38,184.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,370.49 : 113,068.03 = 25,453.58 : x
  2. Step 2: Convert to fraction form
    75,370.49/113,068.03 = 25,453.58/x
  3. Step 3: Cross multiply
    75,370.49x = 113,068.03 × 25,453.58
  4. Step 4: Simplify right side
    75,370.49x = 2,877,986,147.05
  5. Step 5: Solve for x
    x = 2,877,986,147.05/75,370.49
  6. Step 6: Final answer
    x = 38,184.52

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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.