Home / 170,464.34-255,784.14-130,738.52

Finding the Fourth Proportional to 170,464.34, 255,784.14 and 130,738.52

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Solution

The fourth proportional to 170,464.34, 255,784.14 and 130,738.52 is: 196,174.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,464.34 : 255,784.14 = 130,738.52 : x
  2. Step 2: Convert to fraction form
    170,464.34/255,784.14 = 130,738.52/x
  3. Step 3: Cross multiply
    170,464.34x = 255,784.14 × 130,738.52
  4. Step 4: Simplify right side
    170,464.34x = 33,440,839,903.07
  5. Step 5: Solve for x
    x = 33,440,839,903.07/170,464.34
  6. Step 6: Final answer
    x = 196,174.99

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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.