Home / 133,973.06-184,969.43-83,039.96

Finding the Fourth Proportional to 133,973.06, 184,969.43 and 83,039.96

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Solution

The fourth proportional to 133,973.06, 184,969.43 and 83,039.96 is: 114,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,973.06 : 184,969.43 = 83,039.96 : x
  2. Step 2: Convert to fraction form
    133,973.06/184,969.43 = 83,039.96/x
  3. Step 3: Cross multiply
    133,973.06x = 184,969.43 × 83,039.96
  4. Step 4: Simplify right side
    133,973.06x = 15,359,854,068.42
  5. Step 5: Solve for x
    x = 15,359,854,068.42/133,973.06
  6. Step 6: Final answer
    x = 114,648.83

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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.