Home / 259,443.13-357,895.35-211,099.03

Finding the Fourth Proportional to 259,443.13, 357,895.35 and 211,099.03

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Solution

The fourth proportional to 259,443.13, 357,895.35 and 211,099.03 is: 291,205.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,443.13 : 357,895.35 = 211,099.03 : x
  2. Step 2: Convert to fraction form
    259,443.13/357,895.35 = 211,099.03/x
  3. Step 3: Cross multiply
    259,443.13x = 357,895.35 × 211,099.03
  4. Step 4: Simplify right side
    259,443.13x = 75,551,361,226.51
  5. Step 5: Solve for x
    x = 75,551,361,226.51/259,443.13
  6. Step 6: Final answer
    x = 291,205.87

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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.