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Finding the Fourth Proportional to 101,356.98, 152,035.65 and 31,235.82

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Solution

The fourth proportional to 101,356.98, 152,035.65 and 31,235.82 is: 46,853.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,356.98 : 152,035.65 = 31,235.82 : x
  2. Step 2: Convert to fraction form
    101,356.98/152,035.65 = 31,235.82/x
  3. Step 3: Cross multiply
    101,356.98x = 152,035.65 × 31,235.82
  4. Step 4: Simplify right side
    101,356.98x = 4,748,958,196.98
  5. Step 5: Solve for x
    x = 4,748,958,196.98/101,356.98
  6. Step 6: Final answer
    x = 46,853.79

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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.