Home / 101,812.14-152,681.76-35,234.39

Finding the Fourth Proportional to 101,812.14, 152,681.76 and 35,234.39

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Solution

The fourth proportional to 101,812.14, 152,681.76 and 35,234.39 is: 52,838.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,812.14 : 152,681.76 = 35,234.39 : x
  2. Step 2: Convert to fraction form
    101,812.14/152,681.76 = 35,234.39/x
  3. Step 3: Cross multiply
    101,812.14x = 152,681.76 × 35,234.39
  4. Step 4: Simplify right side
    101,812.14x = 5,379,649,059.43
  5. Step 5: Solve for x
    x = 5,379,649,059.43/101,812.14
  6. Step 6: Final answer
    x = 52,838.97

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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.