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Finding the Fourth Proportional to 76,546.42, 114,812.43 and 26,614.42

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Solution

The fourth proportional to 76,546.42, 114,812.43 and 26,614.42 is: 39,919.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,546.42 : 114,812.43 = 26,614.42 : x
  2. Step 2: Convert to fraction form
    76,546.42/114,812.43 = 26,614.42/x
  3. Step 3: Cross multiply
    76,546.42x = 114,812.43 × 26,614.42
  4. Step 4: Simplify right side
    76,546.42x = 3,055,666,233.24
  5. Step 5: Solve for x
    x = 3,055,666,233.24/76,546.42
  6. Step 6: Final answer
    x = 39,919.13

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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.