Home / 133,974.19-184,879.59-75,829.67

Finding the Fourth Proportional to 133,974.19, 184,879.59 and 75,829.67

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Solution

The fourth proportional to 133,974.19, 184,879.59 and 75,829.67 is: 104,642.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,974.19 : 184,879.59 = 75,829.67 : x
  2. Step 2: Convert to fraction form
    133,974.19/184,879.59 = 75,829.67/x
  3. Step 3: Cross multiply
    133,974.19x = 184,879.59 × 75,829.67
  4. Step 4: Simplify right side
    133,974.19x = 14,019,359,250.46
  5. Step 5: Solve for x
    x = 14,019,359,250.46/133,974.19
  6. Step 6: Final answer
    x = 104,642.24

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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.