Home / 143,069.93-214,643.78-49,582.97

Finding the Fourth Proportional to 143,069.93, 214,643.78 and 49,582.97

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Solution

The fourth proportional to 143,069.93, 214,643.78 and 49,582.97 is: 74,387.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,069.93 : 214,643.78 = 49,582.97 : x
  2. Step 2: Convert to fraction form
    143,069.93/214,643.78 = 49,582.97/x
  3. Step 3: Cross multiply
    143,069.93x = 214,643.78 × 49,582.97
  4. Step 4: Simplify right side
    143,069.93x = 10,642,675,856.51
  5. Step 5: Solve for x
    x = 10,642,675,856.51/143,069.93
  6. Step 6: Final answer
    x = 74,387.93

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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.