Home / 75,720.61-113,526.24-23,101.39

Finding the Fourth Proportional to 75,720.61, 113,526.24 and 23,101.39

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Solution

The fourth proportional to 75,720.61, 113,526.24 and 23,101.39 is: 34,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,720.61 : 113,526.24 = 23,101.39 : x
  2. Step 2: Convert to fraction form
    75,720.61/113,526.24 = 23,101.39/x
  3. Step 3: Cross multiply
    75,720.61x = 113,526.24 × 23,101.39
  4. Step 4: Simplify right side
    75,720.61x = 2,622,613,945.47
  5. Step 5: Solve for x
    x = 2,622,613,945.47/75,720.61
  6. Step 6: Final answer
    x = 34,635.40

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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.