Home / 281,944.86-388,977.15-179,974.14

Finding the Fourth Proportional to 281,944.86, 388,977.15 and 179,974.14

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Solution

The fourth proportional to 281,944.86, 388,977.15 and 179,974.14 is: 248,296.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,944.86 : 388,977.15 = 179,974.14 : x
  2. Step 2: Convert to fraction form
    281,944.86/388,977.15 = 179,974.14/x
  3. Step 3: Cross multiply
    281,944.86x = 388,977.15 × 179,974.14
  4. Step 4: Simplify right side
    281,944.86x = 70,005,828,050.90
  5. Step 5: Solve for x
    x = 70,005,828,050.90/281,944.86
  6. Step 6: Final answer
    x = 248,296.17

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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.