Home / 259,419.18-357,997.55-144,697.74

Finding the Fourth Proportional to 259,419.18, 357,997.55 and 144,697.74

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Solution

The fourth proportional to 259,419.18, 357,997.55 and 144,697.74 is: 199,682.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,419.18 : 357,997.55 = 144,697.74 : x
  2. Step 2: Convert to fraction form
    259,419.18/357,997.55 = 144,697.74/x
  3. Step 3: Cross multiply
    259,419.18x = 357,997.55 × 144,697.74
  4. Step 4: Simplify right side
    259,419.18x = 51,801,434,887.17
  5. Step 5: Solve for x
    x = 51,801,434,887.17/259,419.18
  6. Step 6: Final answer
    x = 199,682.36

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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.