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Finding the Fourth Proportional to 59,129.37, 88,696.08 and 19,147.37

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Solution

The fourth proportional to 59,129.37, 88,696.08 and 19,147.37 is: 28,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,129.37 : 88,696.08 = 19,147.37 : x
  2. Step 2: Convert to fraction form
    59,129.37/88,696.08 = 19,147.37/x
  3. Step 3: Cross multiply
    59,129.37x = 88,696.08 × 19,147.37
  4. Step 4: Simplify right side
    59,129.37x = 1,698,296,217.83
  5. Step 5: Solve for x
    x = 1,698,296,217.83/59,129.37
  6. Step 6: Final answer
    x = 28,721.70

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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.