Home / 190,025.48-285,479.40-179,822

Finding the Fourth Proportional to 190,025.48, 285,479.40 and 179,822

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Solution

The fourth proportional to 190,025.48, 285,479.40 and 179,822 is: 270,150.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,025.48 : 285,479.40 = 179,822 : x
  2. Step 2: Convert to fraction form
    190,025.48/285,479.40 = 179,822/x
  3. Step 3: Cross multiply
    190,025.48x = 285,479.40 × 179,822
  4. Step 4: Simplify right side
    190,025.48x = 51,335,476,666.80
  5. Step 5: Solve for x
    x = 51,335,476,666.80/190,025.48
  6. Step 6: Final answer
    x = 270,150.49

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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.