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Finding the Fourth Proportional to 202,502.09, 303,802.34 and 62,260.72

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Solution

The fourth proportional to 202,502.09, 303,802.34 and 62,260.72 is: 93,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,502.09 : 303,802.34 = 62,260.72 : x
  2. Step 2: Convert to fraction form
    202,502.09/303,802.34 = 62,260.72/x
  3. Step 3: Cross multiply
    202,502.09x = 303,802.34 × 62,260.72
  4. Step 4: Simplify right side
    202,502.09x = 18,914,950,595.77
  5. Step 5: Solve for x
    x = 18,914,950,595.77/202,502.09
  6. Step 6: Final answer
    x = 93,406.20

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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.