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Finding the Fourth Proportional to 259,226.24, 357,732.24 and 139,994.24

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Solution

The fourth proportional to 259,226.24, 357,732.24 and 139,994.24 is: 193,192.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,226.24 : 357,732.24 = 139,994.24 : x
  2. Step 2: Convert to fraction form
    259,226.24/357,732.24 = 139,994.24/x
  3. Step 3: Cross multiply
    259,226.24x = 357,732.24 × 139,994.24
  4. Step 4: Simplify right side
    259,226.24x = 50,080,453,062.30
  5. Step 5: Solve for x
    x = 50,080,453,062.30/259,226.24
  6. Step 6: Final answer
    x = 193,192.07

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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.