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Finding the Fourth Proportional to 202,447.72, 303,675.18 and 62,207.56

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Solution

The fourth proportional to 202,447.72, 303,675.18 and 62,207.56 is: 93,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,447.72 : 303,675.18 = 62,207.56 : x
  2. Step 2: Convert to fraction form
    202,447.72/303,675.18 = 62,207.56/x
  3. Step 3: Cross multiply
    202,447.72x = 303,675.18 × 62,207.56
  4. Step 4: Simplify right side
    202,447.72x = 18,890,891,980.36
  5. Step 5: Solve for x
    x = 18,890,891,980.36/202,447.72
  6. Step 6: Final answer
    x = 93,312.45

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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.