Home / 154,570.64-231,174.48-134,558.24

Finding the Fourth Proportional to 154,570.64, 231,174.48 and 134,558.24

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Solution

The fourth proportional to 154,570.64, 231,174.48 and 134,558.24 is: 201,244.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,570.64 : 231,174.48 = 134,558.24 : x
  2. Step 2: Convert to fraction form
    154,570.64/231,174.48 = 134,558.24/x
  3. Step 3: Cross multiply
    154,570.64x = 231,174.48 × 134,558.24
  4. Step 4: Simplify right side
    154,570.64x = 31,106,431,161.72
  5. Step 5: Solve for x
    x = 31,106,431,161.72/154,570.64
  6. Step 6: Final answer
    x = 201,244.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.