Home / 75,528.10-113,301.38-25,622.48

Finding the Fourth Proportional to 75,528.10, 113,301.38 and 25,622.48

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Solution

The fourth proportional to 75,528.10, 113,301.38 and 25,622.48 is: 38,436.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,528.10 : 113,301.38 = 25,622.48 : x
  2. Step 2: Convert to fraction form
    75,528.10/113,301.38 = 25,622.48/x
  3. Step 3: Cross multiply
    75,528.10x = 113,301.38 × 25,622.48
  4. Step 4: Simplify right side
    75,528.10x = 2,903,061,648.40
  5. Step 5: Solve for x
    x = 2,903,061,648.40/75,528.10
  6. Step 6: Final answer
    x = 38,436.84

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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.