Home / 75,679.69-113,537.29-23,089.16

Finding the Fourth Proportional to 75,679.69, 113,537.29 and 23,089.16

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Solution

The fourth proportional to 75,679.69, 113,537.29 and 23,089.16 is: 34,639.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,679.69 : 113,537.29 = 23,089.16 : x
  2. Step 2: Convert to fraction form
    75,679.69/113,537.29 = 23,089.16/x
  3. Step 3: Cross multiply
    75,679.69x = 113,537.29 × 23,089.16
  4. Step 4: Simplify right side
    75,679.69x = 2,621,480,654.78
  5. Step 5: Solve for x
    x = 2,621,480,654.78/75,679.69
  6. Step 6: Final answer
    x = 34,639.16

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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.