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Finding the Fourth Proportional to 65,063.61, 97,593.78 and 30,003.24

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Solution

The fourth proportional to 65,063.61, 97,593.78 and 30,003.24 is: 45,004.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,063.61 : 97,593.78 = 30,003.24 : x
  2. Step 2: Convert to fraction form
    65,063.61/97,593.78 = 30,003.24/x
  3. Step 3: Cross multiply
    65,063.61x = 97,593.78 × 30,003.24
  4. Step 4: Simplify right side
    65,063.61x = 2,928,129,603.85
  5. Step 5: Solve for x
    x = 2,928,129,603.85/65,063.61
  6. Step 6: Final answer
    x = 45,004.11

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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.