Home / 133,222.50-199,912.59-49,041.81

Finding the Fourth Proportional to 133,222.50, 199,912.59 and 49,041.81

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Solution

The fourth proportional to 133,222.50, 199,912.59 and 49,041.81 is: 73,591.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,222.50 : 199,912.59 = 49,041.81 : x
  2. Step 2: Convert to fraction form
    133,222.50/199,912.59 = 49,041.81/x
  3. Step 3: Cross multiply
    133,222.50x = 199,912.59 × 49,041.81
  4. Step 4: Simplify right side
    133,222.50x = 9,804,075,255.39
  5. Step 5: Solve for x
    x = 9,804,075,255.39/133,222.50
  6. Step 6: Final answer
    x = 73,591.74

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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.