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Finding the Fourth Proportional to 75,681.73, 113,522.73 and 23,090.86

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Solution

The fourth proportional to 75,681.73, 113,522.73 and 23,090.86 is: 34,636.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,681.73 : 113,522.73 = 23,090.86 : x
  2. Step 2: Convert to fraction form
    75,681.73/113,522.73 = 23,090.86/x
  3. Step 3: Cross multiply
    75,681.73x = 113,522.73 × 23,090.86
  4. Step 4: Simplify right side
    75,681.73x = 2,621,337,465.25
  5. Step 5: Solve for x
    x = 2,621,337,465.25/75,681.73
  6. Step 6: Final answer
    x = 34,636.33

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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.