Home / 259,021.08-357,452.64-144,296.55

Finding the Fourth Proportional to 259,021.08, 357,452.64 and 144,296.55

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Solution

The fourth proportional to 259,021.08, 357,452.64 and 144,296.55 is: 199,131.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,021.08 : 357,452.64 = 144,296.55 : x
  2. Step 2: Convert to fraction form
    259,021.08/357,452.64 = 144,296.55/x
  3. Step 3: Cross multiply
    259,021.08x = 357,452.64 × 144,296.55
  4. Step 4: Simplify right side
    259,021.08x = 51,579,182,740.39
  5. Step 5: Solve for x
    x = 51,579,182,740.39/259,021.08
  6. Step 6: Final answer
    x = 199,131.22

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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.