Home / 248,236.12-342,574.38-135,063.16

Finding the Fourth Proportional to 248,236.12, 342,574.38 and 135,063.16

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Solution

The fourth proportional to 248,236.12, 342,574.38 and 135,063.16 is: 186,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,236.12 : 342,574.38 = 135,063.16 : x
  2. Step 2: Convert to fraction form
    248,236.12/342,574.38 = 135,063.16/x
  3. Step 3: Cross multiply
    248,236.12x = 342,574.38 × 135,063.16
  4. Step 4: Simplify right side
    248,236.12x = 46,269,178,297.84
  5. Step 5: Solve for x
    x = 46,269,178,297.84/248,236.12
  6. Step 6: Final answer
    x = 186,391.80

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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.