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Finding the Fourth Proportional to 170,124.44, 255,224.83 and 51,805.10

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Solution

The fourth proportional to 170,124.44, 255,224.83 and 51,805.10 is: 77,719.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,124.44 : 255,224.83 = 51,805.10 : x
  2. Step 2: Convert to fraction form
    170,124.44/255,224.83 = 51,805.10/x
  3. Step 3: Cross multiply
    170,124.44x = 255,224.83 × 51,805.10
  4. Step 4: Simplify right side
    170,124.44x = 13,221,947,840.63
  5. Step 5: Solve for x
    x = 13,221,947,840.63/170,124.44
  6. Step 6: Final answer
    x = 77,719.27

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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.