Home / 75,528.20-113,301.52-25,622.57

Finding the Fourth Proportional to 75,528.20, 113,301.52 and 25,622.57

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Solution

The fourth proportional to 75,528.20, 113,301.52 and 25,622.57 is: 38,436.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,528.20 : 113,301.52 = 25,622.57 : x
  2. Step 2: Convert to fraction form
    75,528.20/113,301.52 = 25,622.57/x
  3. Step 3: Cross multiply
    75,528.20x = 113,301.52 × 25,622.57
  4. Step 4: Simplify right side
    75,528.20x = 2,903,075,496.74
  5. Step 5: Solve for x
    x = 2,903,075,496.74/75,528.20
  6. Step 6: Final answer
    x = 38,436.98

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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.