Home / 185,020.86-255,335.42-104,462.72

Finding the Fourth Proportional to 185,020.86, 255,335.42 and 104,462.72

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Solution

The fourth proportional to 185,020.86, 255,335.42 and 104,462.72 is: 144,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,020.86 : 255,335.42 = 104,462.72 : x
  2. Step 2: Convert to fraction form
    185,020.86/255,335.42 = 104,462.72/x
  3. Step 3: Cross multiply
    185,020.86x = 255,335.42 × 104,462.72
  4. Step 4: Simplify right side
    185,020.86x = 26,673,032,485.54
  5. Step 5: Solve for x
    x = 26,673,032,485.54/185,020.86
  6. Step 6: Final answer
    x = 144,162.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.