Home / 89,106.22-122,950.95-50,848.30

Finding the Fourth Proportional to 89,106.22, 122,950.95 and 50,848.30

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Solution

The fourth proportional to 89,106.22, 122,950.95 and 50,848.30 is: 70,161.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,106.22 : 122,950.95 = 50,848.30 : x
  2. Step 2: Convert to fraction form
    89,106.22/122,950.95 = 50,848.30/x
  3. Step 3: Cross multiply
    89,106.22x = 122,950.95 × 50,848.30
  4. Step 4: Simplify right side
    89,106.22x = 6,251,846,918.01
  5. Step 5: Solve for x
    x = 6,251,846,918.01/89,106.22
  6. Step 6: Final answer
    x = 70,161.73

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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.