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Finding the Fourth Proportional to 73,076.08, 109,614.18 and 17,672.08

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Solution

The fourth proportional to 73,076.08, 109,614.18 and 17,672.08 is: 26,508.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,076.08 : 109,614.18 = 17,672.08 : x
  2. Step 2: Convert to fraction form
    73,076.08/109,614.18 = 17,672.08/x
  3. Step 3: Cross multiply
    73,076.08x = 109,614.18 × 17,672.08
  4. Step 4: Simplify right side
    73,076.08x = 1,937,110,558.09
  5. Step 5: Solve for x
    x = 1,937,110,558.09/73,076.08
  6. Step 6: Final answer
    x = 26,508.13

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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.