Home / 248,157.11-342,364.03-146,120.19

Finding the Fourth Proportional to 248,157.11, 342,364.03 and 146,120.19

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Solution

The fourth proportional to 248,157.11, 342,364.03 and 146,120.19 is: 201,591.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,157.11 : 342,364.03 = 146,120.19 : x
  2. Step 2: Convert to fraction form
    248,157.11/342,364.03 = 146,120.19/x
  3. Step 3: Cross multiply
    248,157.11x = 342,364.03 × 146,120.19
  4. Step 4: Simplify right side
    248,157.11x = 50,026,296,382.16
  5. Step 5: Solve for x
    x = 50,026,296,382.16/248,157.11
  6. Step 6: Final answer
    x = 201,591.23

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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.