Home / 89,999.22-124,199.33-49,163.91

Finding the Fourth Proportional to 89,999.22, 124,199.33 and 49,163.91

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Solution

The fourth proportional to 89,999.22, 124,199.33 and 49,163.91 is: 67,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,999.22 : 124,199.33 = 49,163.91 : x
  2. Step 2: Convert to fraction form
    89,999.22/124,199.33 = 49,163.91/x
  3. Step 3: Cross multiply
    89,999.22x = 124,199.33 × 49,163.91
  4. Step 4: Simplify right side
    89,999.22x = 6,106,124,682.18
  5. Step 5: Solve for x
    x = 6,106,124,682.18/89,999.22
  6. Step 6: Final answer
    x = 67,846.42

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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.