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Finding the Fourth Proportional to 59,351.82, 89,041.07 and 19,907.93

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Solution

The fourth proportional to 59,351.82, 89,041.07 and 19,907.93 is: 29,866.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,351.82 : 89,041.07 = 19,907.93 : x
  2. Step 2: Convert to fraction form
    59,351.82/89,041.07 = 19,907.93/x
  3. Step 3: Cross multiply
    59,351.82x = 89,041.07 × 19,907.93
  4. Step 4: Simplify right side
    59,351.82x = 1,772,622,843.94
  5. Step 5: Solve for x
    x = 1,772,622,843.94/59,351.82
  6. Step 6: Final answer
    x = 29,866.36

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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.