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Finding the Fourth Proportional to 250,516.34, 375,701.03 and 70,589.83

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Solution

The fourth proportional to 250,516.34, 375,701.03 and 70,589.83 is: 105,864.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,516.34 : 375,701.03 = 70,589.83 : x
  2. Step 2: Convert to fraction form
    250,516.34/375,701.03 = 70,589.83/x
  3. Step 3: Cross multiply
    250,516.34x = 375,701.03 × 70,589.83
  4. Step 4: Simplify right side
    250,516.34x = 26,520,671,912.54
  5. Step 5: Solve for x
    x = 26,520,671,912.54/250,516.34
  6. Step 6: Final answer
    x = 105,864.04

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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.