Home / 242,974.37-335,303.69-135,544.32

Finding the Fourth Proportional to 242,974.37, 335,303.69 and 135,544.32

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Solution

The fourth proportional to 242,974.37, 335,303.69 and 135,544.32 is: 187,050.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,974.37 : 335,303.69 = 135,544.32 : x
  2. Step 2: Convert to fraction form
    242,974.37/335,303.69 = 135,544.32/x
  3. Step 3: Cross multiply
    242,974.37x = 335,303.69 × 135,544.32
  4. Step 4: Simplify right side
    242,974.37x = 45,448,509,976.82
  5. Step 5: Solve for x
    x = 45,448,509,976.82/242,974.37
  6. Step 6: Final answer
    x = 187,050.63

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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.