Home / 75,729.03-113,607.04-25,131.09

Finding the Fourth Proportional to 75,729.03, 113,607.04 and 25,131.09

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Solution

The fourth proportional to 75,729.03, 113,607.04 and 25,131.09 is: 37,701.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,729.03 : 113,607.04 = 25,131.09 : x
  2. Step 2: Convert to fraction form
    75,729.03/113,607.04 = 25,131.09/x
  3. Step 3: Cross multiply
    75,729.03x = 113,607.04 × 25,131.09
  4. Step 4: Simplify right side
    75,729.03x = 2,855,069,157.19
  5. Step 5: Solve for x
    x = 2,855,069,157.19/75,729.03
  6. Step 6: Final answer
    x = 37,701.12

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1.5x scale

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.