Home / 255,646.26-383,335.07-113,429.93

Finding the Fourth Proportional to 255,646.26, 383,335.07 and 113,429.93

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Solution

The fourth proportional to 255,646.26, 383,335.07 and 113,429.93 is: 170,085.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,646.26 : 383,335.07 = 113,429.93 : x
  2. Step 2: Convert to fraction form
    255,646.26/383,335.07 = 113,429.93/x
  3. Step 3: Cross multiply
    255,646.26x = 383,335.07 × 113,429.93
  4. Step 4: Simplify right side
    255,646.26x = 43,481,667,672.82
  5. Step 5: Solve for x
    x = 43,481,667,672.82/255,646.26
  6. Step 6: Final answer
    x = 170,085.29

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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.