Home / 170,462.92-255,653.38-52,135.28

Finding the Fourth Proportional to 170,462.92, 255,653.38 and 52,135.28

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Solution

The fourth proportional to 170,462.92, 255,653.38 and 52,135.28 is: 78,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,462.92 : 255,653.38 = 52,135.28 : x
  2. Step 2: Convert to fraction form
    170,462.92/255,653.38 = 52,135.28/x
  3. Step 3: Cross multiply
    170,462.92x = 255,653.38 × 52,135.28
  4. Step 4: Simplify right side
    170,462.92x = 13,328,561,058.04
  5. Step 5: Solve for x
    x = 13,328,561,058.04/170,462.92
  6. Step 6: Final answer
    x = 78,190.38

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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.