Home / 133,709.74-184,521.81-73,276.36

Finding the Fourth Proportional to 133,709.74, 184,521.81 and 73,276.36

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Solution

The fourth proportional to 133,709.74, 184,521.81 and 73,276.36 is: 101,122.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,709.74 : 184,521.81 = 73,276.36 : x
  2. Step 2: Convert to fraction form
    133,709.74/184,521.81 = 73,276.36/x
  3. Step 3: Cross multiply
    133,709.74x = 184,521.81 × 73,276.36
  4. Step 4: Simplify right side
    133,709.74x = 13,521,086,577.41
  5. Step 5: Solve for x
    x = 13,521,086,577.41/133,709.74
  6. Step 6: Final answer
    x = 101,122.67

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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.