Home / 185,151.48-255,508.98-100,268.52

Finding the Fourth Proportional to 185,151.48, 255,508.98 and 100,268.52

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Solution

The fourth proportional to 185,151.48, 255,508.98 and 100,268.52 is: 138,370.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,151.48 : 255,508.98 = 100,268.52 : x
  2. Step 2: Convert to fraction form
    185,151.48/255,508.98 = 100,268.52/x
  3. Step 3: Cross multiply
    185,151.48x = 255,508.98 × 100,268.52
  4. Step 4: Simplify right side
    185,151.48x = 25,619,507,271.31
  5. Step 5: Solve for x
    x = 25,619,507,271.31/185,151.48
  6. Step 6: Final answer
    x = 138,370.52

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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.