Home / 45,083.22-62,168.77-29,978.34

Finding the Fourth Proportional to 45,083.22, 62,168.77 and 29,978.34

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Solution

The fourth proportional to 45,083.22, 62,168.77 and 29,978.34 is: 41,339.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,083.22 : 62,168.77 = 29,978.34 : x
  2. Step 2: Convert to fraction form
    45,083.22/62,168.77 = 29,978.34/x
  3. Step 3: Cross multiply
    45,083.22x = 62,168.77 × 29,978.34
  4. Step 4: Simplify right side
    45,083.22x = 1,863,716,160.15
  5. Step 5: Solve for x
    x = 1,863,716,160.15/45,083.22
  6. Step 6: Final answer
    x = 41,339.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.