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Finding the Fourth Proportional to 101,840.26, 152,770.80 and 35,280.28

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Solution

The fourth proportional to 101,840.26, 152,770.80 and 35,280.28 is: 52,924.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,840.26 : 152,770.80 = 35,280.28 : x
  2. Step 2: Convert to fraction form
    101,840.26/152,770.80 = 35,280.28/x
  3. Step 3: Cross multiply
    101,840.26x = 152,770.80 × 35,280.28
  4. Step 4: Simplify right side
    101,840.26x = 5,389,796,599.82
  5. Step 5: Solve for x
    x = 5,389,796,599.82/101,840.26
  6. Step 6: Final answer
    x = 52,924.03

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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.