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Finding the Fourth Proportional to 202,685.72, 304,061.61 and 62,444.34

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Solution

The fourth proportional to 202,685.72, 304,061.61 and 62,444.34 is: 93,676.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,685.72 : 304,061.61 = 62,444.34 : x
  2. Step 2: Convert to fraction form
    202,685.72/304,061.61 = 62,444.34/x
  3. Step 3: Cross multiply
    202,685.72x = 304,061.61 × 62,444.34
  4. Step 4: Simplify right side
    202,685.72x = 18,986,926,555.79
  5. Step 5: Solve for x
    x = 18,986,926,555.79/202,685.72
  6. Step 6: Final answer
    x = 93,676.69

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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.