Home / 103,174.12-154,751.10-33,034.60

Finding the Fourth Proportional to 103,174.12, 154,751.10 and 33,034.60

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Solution

The fourth proportional to 103,174.12, 154,751.10 and 33,034.60 is: 49,548.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,174.12 : 154,751.10 = 33,034.60 : x
  2. Step 2: Convert to fraction form
    103,174.12/154,751.10 = 33,034.60/x
  3. Step 3: Cross multiply
    103,174.12x = 154,751.10 × 33,034.60
  4. Step 4: Simplify right side
    103,174.12x = 5,112,140,688.06
  5. Step 5: Solve for x
    x = 5,112,140,688.06/103,174.12
  6. Step 6: Final answer
    x = 49,548.67

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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.