Home / 145,926.35-218,907.44-49,879.45

Finding the Fourth Proportional to 145,926.35, 218,907.44 and 49,879.45

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Solution

The fourth proportional to 145,926.35, 218,907.44 and 49,879.45 is: 74,825.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,926.35 : 218,907.44 = 49,879.45 : x
  2. Step 2: Convert to fraction form
    145,926.35/218,907.44 = 49,879.45/x
  3. Step 3: Cross multiply
    145,926.35x = 218,907.44 × 49,879.45
  4. Step 4: Simplify right side
    145,926.35x = 10,918,981,364.17
  5. Step 5: Solve for x
    x = 10,918,981,364.17/145,926.35
  6. Step 6: Final answer
    x = 74,825.29

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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.