Home / 133,643.06-184,427.41-79,928.07

Finding the Fourth Proportional to 133,643.06, 184,427.41 and 79,928.07

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Solution

The fourth proportional to 133,643.06, 184,427.41 and 79,928.07 is: 110,300.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,643.06 : 184,427.41 = 79,928.07 : x
  2. Step 2: Convert to fraction form
    133,643.06/184,427.41 = 79,928.07/x
  3. Step 3: Cross multiply
    133,643.06x = 184,427.41 × 79,928.07
  4. Step 4: Simplify right side
    133,643.06x = 14,740,926,536.76
  5. Step 5: Solve for x
    x = 14,740,926,536.76/133,643.06
  6. Step 6: Final answer
    x = 110,300.73

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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.