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Finding the Fourth Proportional to 207,052.65, 310,589.01 and 57,289.64

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Solution

The fourth proportional to 207,052.65, 310,589.01 and 57,289.64 is: 85,937.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,052.65 : 310,589.01 = 57,289.64 : x
  2. Step 2: Convert to fraction form
    207,052.65/310,589.01 = 57,289.64/x
  3. Step 3: Cross multiply
    207,052.65x = 310,589.01 × 57,289.64
  4. Step 4: Simplify right side
    207,052.65x = 17,793,531,017.91
  5. Step 5: Solve for x
    x = 17,793,531,017.91/207,052.65
  6. Step 6: Final answer
    x = 85,937.23

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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.