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Finding the Fourth Proportional to 73,362.61, 110,023.59 and 25,971.46

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Solution

The fourth proportional to 73,362.61, 110,023.59 and 25,971.46 is: 38,949.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,362.61 : 110,023.59 = 25,971.46 : x
  2. Step 2: Convert to fraction form
    73,362.61/110,023.59 = 25,971.46/x
  3. Step 3: Cross multiply
    73,362.61x = 110,023.59 × 25,971.46
  4. Step 4: Simplify right side
    73,362.61x = 2,857,473,266.74
  5. Step 5: Solve for x
    x = 2,857,473,266.74/73,362.61
  6. Step 6: Final answer
    x = 38,949.99

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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.