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Finding the Fourth Proportional to 202,020.32, 303,035.08 and 59,862.90

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Solution

The fourth proportional to 202,020.32, 303,035.08 and 59,862.90 is: 89,795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,020.32 : 303,035.08 = 59,862.90 : x
  2. Step 2: Convert to fraction form
    202,020.32/303,035.08 = 59,862.90/x
  3. Step 3: Cross multiply
    202,020.32x = 303,035.08 × 59,862.90
  4. Step 4: Simplify right side
    202,020.32x = 18,140,558,690.53
  5. Step 5: Solve for x
    x = 18,140,558,690.53/202,020.32
  6. Step 6: Final answer
    x = 89,795.71

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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.