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Finding the Fourth Proportional to 101,889.98, 152,836.78 and 35,332.46

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Solution

The fourth proportional to 101,889.98, 152,836.78 and 35,332.46 is: 52,999.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,889.98 : 152,836.78 = 35,332.46 : x
  2. Step 2: Convert to fraction form
    101,889.98/152,836.78 = 35,332.46/x
  3. Step 3: Cross multiply
    101,889.98x = 152,836.78 × 35,332.46
  4. Step 4: Simplify right side
    101,889.98x = 5,400,099,415.88
  5. Step 5: Solve for x
    x = 5,400,099,415.88/101,889.98
  6. Step 6: Final answer
    x = 52,999.32

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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.