Home / 75,561.53-113,348.63-22,971.47

Finding the Fourth Proportional to 75,561.53, 113,348.63 and 22,971.47

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Solution

The fourth proportional to 75,561.53, 113,348.63 and 22,971.47 is: 34,459.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,561.53 : 113,348.63 = 22,971.47 : x
  2. Step 2: Convert to fraction form
    75,561.53/113,348.63 = 22,971.47/x
  3. Step 3: Cross multiply
    75,561.53x = 113,348.63 × 22,971.47
  4. Step 4: Simplify right side
    75,561.53x = 2,603,784,144.27
  5. Step 5: Solve for x
    x = 2,603,784,144.27/75,561.53
  6. Step 6: Final answer
    x = 34,459.13

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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.