Home / 121,643.73-182,494.05-41,682.57

Finding the Fourth Proportional to 121,643.73, 182,494.05 and 41,682.57

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Solution

The fourth proportional to 121,643.73, 182,494.05 and 41,682.57 is: 62,533.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,643.73 : 182,494.05 = 41,682.57 : x
  2. Step 2: Convert to fraction form
    121,643.73/182,494.05 = 41,682.57/x
  3. Step 3: Cross multiply
    121,643.73x = 182,494.05 × 41,682.57
  4. Step 4: Simplify right side
    121,643.73x = 7,606,821,013.71
  5. Step 5: Solve for x
    x = 7,606,821,013.71/121,643.73
  6. Step 6: Final answer
    x = 62,533.61

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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.