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Finding the Fourth Proportional to 202,277.80, 303,416.70 and 62,018.20

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Solution

The fourth proportional to 202,277.80, 303,416.70 and 62,018.20 is: 93,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,277.80 : 303,416.70 = 62,018.20 : x
  2. Step 2: Convert to fraction form
    202,277.80/303,416.70 = 62,018.20/x
  3. Step 3: Cross multiply
    202,277.80x = 303,416.70 × 62,018.20
  4. Step 4: Simplify right side
    202,277.80x = 18,817,357,583.94
  5. Step 5: Solve for x
    x = 18,817,357,583.94/202,277.80
  6. Step 6: Final answer
    x = 93,027.30

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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.