Home / 170,141.07-255,249.57-51,821.55

Finding the Fourth Proportional to 170,141.07, 255,249.57 and 51,821.55

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Solution

The fourth proportional to 170,141.07, 255,249.57 and 51,821.55 is: 77,743.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,141.07 : 255,249.57 = 51,821.55 : x
  2. Step 2: Convert to fraction form
    170,141.07/255,249.57 = 51,821.55/x
  3. Step 3: Cross multiply
    170,141.07x = 255,249.57 × 51,821.55
  4. Step 4: Simplify right side
    170,141.07x = 13,227,428,354.23
  5. Step 5: Solve for x
    x = 13,227,428,354.23/170,141.07
  6. Step 6: Final answer
    x = 77,743.89

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1.5x scale

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.