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Finding the Fourth Proportional to 202,503.09, 303,803.84 and 62,261.72

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Solution

The fourth proportional to 202,503.09, 303,803.84 and 62,261.72 is: 93,407.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,503.09 : 303,803.84 = 62,261.72 : x
  2. Step 2: Convert to fraction form
    202,503.09/303,803.84 = 62,261.72/x
  3. Step 3: Cross multiply
    202,503.09x = 303,803.84 × 62,261.72
  4. Step 4: Simplify right side
    202,503.09x = 18,915,349,621.00
  5. Step 5: Solve for x
    x = 18,915,349,621.00/202,503.09
  6. Step 6: Final answer
    x = 93,407.71

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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.