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Finding the Fourth Proportional to 202,681, 304,061.82 and 62,433.64

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Solution

The fourth proportional to 202,681, 304,061.82 and 62,433.64 is: 93,662.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,681 : 304,061.82 = 62,433.64 : x
  2. Step 2: Convert to fraction form
    202,681/304,061.82 = 62,433.64/x
  3. Step 3: Cross multiply
    202,681x = 304,061.82 × 62,433.64
  4. Step 4: Simplify right side
    202,681x = 18,983,686,207.62
  5. Step 5: Solve for x
    x = 18,983,686,207.62/202,681
  6. Step 6: Final answer
    x = 93,662.88

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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.