Home / 259,201.20-357,699.28-144,487.13

Finding the Fourth Proportional to 259,201.20, 357,699.28 and 144,487.13

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Solution

The fourth proportional to 259,201.20, 357,699.28 and 144,487.13 is: 199,393.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,201.20 : 357,699.28 = 144,487.13 : x
  2. Step 2: Convert to fraction form
    259,201.20/357,699.28 = 144,487.13/x
  3. Step 3: Cross multiply
    259,201.20x = 357,699.28 × 144,487.13
  4. Step 4: Simplify right side
    259,201.20x = 51,682,942,370.27
  5. Step 5: Solve for x
    x = 51,682,942,370.27/259,201.20
  6. Step 6: Final answer
    x = 199,393.14

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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.