Home / 89,048.37-122,885.60-50,806.92

Finding the Fourth Proportional to 89,048.37, 122,885.60 and 50,806.92

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Solution

The fourth proportional to 89,048.37, 122,885.60 and 50,806.92 is: 70,112.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,048.37 : 122,885.60 = 50,806.92 : x
  2. Step 2: Convert to fraction form
    89,048.37/122,885.60 = 50,806.92/x
  3. Step 3: Cross multiply
    89,048.37x = 122,885.60 × 50,806.92
  4. Step 4: Simplify right side
    89,048.37x = 6,243,438,594.32
  5. Step 5: Solve for x
    x = 6,243,438,594.32/89,048.37
  6. Step 6: Final answer
    x = 70,112.89

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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.