Home / 101,812.28-152,681.82-35,234.34

Finding the Fourth Proportional to 101,812.28, 152,681.82 and 35,234.34

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Solution

The fourth proportional to 101,812.28, 152,681.82 and 35,234.34 is: 52,838.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,812.28 : 152,681.82 = 35,234.34 : x
  2. Step 2: Convert to fraction form
    101,812.28/152,681.82 = 35,234.34/x
  3. Step 3: Cross multiply
    101,812.28x = 152,681.82 × 35,234.34
  4. Step 4: Simplify right side
    101,812.28x = 5,379,643,157.70
  5. Step 5: Solve for x
    x = 5,379,643,157.70/101,812.28
  6. Step 6: Final answer
    x = 52,838.84

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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.