Home / 170,211.36-255,354.96-51,891.84

Finding the Fourth Proportional to 170,211.36, 255,354.96 and 51,891.84

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Solution

The fourth proportional to 170,211.36, 255,354.96 and 51,891.84 is: 77,849.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,211.36 : 255,354.96 = 51,891.84 : x
  2. Step 2: Convert to fraction form
    170,211.36/255,354.96 = 51,891.84/x
  3. Step 3: Cross multiply
    170,211.36x = 255,354.96 × 51,891.84
  4. Step 4: Simplify right side
    170,211.36x = 13,250,838,727.53
  5. Step 5: Solve for x
    x = 13,250,838,727.53/170,211.36
  6. Step 6: Final answer
    x = 77,849.32

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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.