Home / 259,019.96-357,442.15-144,298.44

Finding the Fourth Proportional to 259,019.96, 357,442.15 and 144,298.44

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Solution

The fourth proportional to 259,019.96, 357,442.15 and 144,298.44 is: 199,128.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,019.96 : 357,442.15 = 144,298.44 : x
  2. Step 2: Convert to fraction form
    259,019.96/357,442.15 = 144,298.44/x
  3. Step 3: Cross multiply
    259,019.96x = 357,442.15 × 144,298.44
  4. Step 4: Simplify right side
    259,019.96x = 51,578,344,635.25
  5. Step 5: Solve for x
    x = 51,578,344,635.25/259,019.96
  6. Step 6: Final answer
    x = 199,128.84

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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.