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Finding the Fourth Proportional to 202,498.60, 303,834.30 and 97,263.40

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Solution

The fourth proportional to 202,498.60, 303,834.30 and 97,263.40 is: 145,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,498.60 : 303,834.30 = 97,263.40 : x
  2. Step 2: Convert to fraction form
    202,498.60/303,834.30 = 97,263.40/x
  3. Step 3: Cross multiply
    202,498.60x = 303,834.30 × 97,263.40
  4. Step 4: Simplify right side
    202,498.60x = 29,551,957,054.62
  5. Step 5: Solve for x
    x = 29,551,957,054.62/202,498.60
  6. Step 6: Final answer
    x = 145,936.60

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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.