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Finding the Fourth Proportional to 101,903.13, 152,861.45 and 35,336.25

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Solution

The fourth proportional to 101,903.13, 152,861.45 and 35,336.25 is: 53,006.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,903.13 : 152,861.45 = 35,336.25 : x
  2. Step 2: Convert to fraction form
    101,903.13/152,861.45 = 35,336.25/x
  3. Step 3: Cross multiply
    101,903.13x = 152,861.45 × 35,336.25
  4. Step 4: Simplify right side
    101,903.13x = 5,401,550,235.88
  5. Step 5: Solve for x
    x = 5,401,550,235.88/101,903.13
  6. Step 6: Final answer
    x = 53,006.72

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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.