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Finding the Fourth Proportional to 73,607.40, 110,412.90 and 26,860.26

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Solution

The fourth proportional to 73,607.40, 110,412.90 and 26,860.26 is: 40,291.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,607.40 : 110,412.90 = 26,860.26 : x
  2. Step 2: Convert to fraction form
    73,607.40/110,412.90 = 26,860.26/x
  3. Step 3: Cross multiply
    73,607.40x = 110,412.90 × 26,860.26
  4. Step 4: Simplify right side
    73,607.40x = 2,965,719,201.35
  5. Step 5: Solve for x
    x = 2,965,719,201.35/73,607.40
  6. Step 6: Final answer
    x = 40,291.05

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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.