Home / 259,112.07-357,585.75-144,390.87

Finding the Fourth Proportional to 259,112.07, 357,585.75 and 144,390.87

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Solution

The fourth proportional to 259,112.07, 357,585.75 and 144,390.87 is: 199,265.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,112.07 : 357,585.75 = 144,390.87 : x
  2. Step 2: Convert to fraction form
    259,112.07/357,585.75 = 144,390.87/x
  3. Step 3: Cross multiply
    259,112.07x = 357,585.75 × 144,390.87
  4. Step 4: Simplify right side
    259,112.07x = 51,632,117,542.10
  5. Step 5: Solve for x
    x = 51,632,117,542.10/259,112.07
  6. Step 6: Final answer
    x = 199,265.58

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1.5x scale

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.