Home / 133,326.14-184,112.83-85,662.53

Finding the Fourth Proportional to 133,326.14, 184,112.83 and 85,662.53

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Solution

The fourth proportional to 133,326.14, 184,112.83 and 85,662.53 is: 118,293.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,326.14 : 184,112.83 = 85,662.53 : x
  2. Step 2: Convert to fraction form
    133,326.14/184,112.83 = 85,662.53/x
  3. Step 3: Cross multiply
    133,326.14x = 184,112.83 × 85,662.53
  4. Step 4: Simplify right side
    133,326.14x = 15,771,570,700.20
  5. Step 5: Solve for x
    x = 15,771,570,700.20/133,326.14
  6. Step 6: Final answer
    x = 118,293.17

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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.