Home / 130,665.63-195,979.99-41,907.61

Finding the Fourth Proportional to 130,665.63, 195,979.99 and 41,907.61

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Solution

The fourth proportional to 130,665.63, 195,979.99 and 41,907.61 is: 62,855.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,665.63 : 195,979.99 = 41,907.61 : x
  2. Step 2: Convert to fraction form
    130,665.63/195,979.99 = 41,907.61/x
  3. Step 3: Cross multiply
    130,665.63x = 195,979.99 × 41,907.61
  4. Step 4: Simplify right side
    130,665.63x = 8,213,052,988.72
  5. Step 5: Solve for x
    x = 8,213,052,988.72/130,665.63
  6. Step 6: Final answer
    x = 62,855.50

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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.