Home / 134,405.06-201,600.90-50,158.78

Finding the Fourth Proportional to 134,405.06, 201,600.90 and 50,158.78

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Solution

The fourth proportional to 134,405.06, 201,600.90 and 50,158.78 is: 75,235.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,405.06 : 201,600.90 = 50,158.78 : x
  2. Step 2: Convert to fraction form
    134,405.06/201,600.90 = 50,158.78/x
  3. Step 3: Cross multiply
    134,405.06x = 201,600.90 × 50,158.78
  4. Step 4: Simplify right side
    134,405.06x = 10,112,054,686.90
  5. Step 5: Solve for x
    x = 10,112,054,686.90/134,405.06
  6. Step 6: Final answer
    x = 75,235.67

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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.