Home / 184,083.12-254,030.33-120,419.55

Finding the Fourth Proportional to 184,083.12, 254,030.33 and 120,419.55

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Solution

The fourth proportional to 184,083.12, 254,030.33 and 120,419.55 is: 166,176.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,083.12 : 254,030.33 = 120,419.55 : x
  2. Step 2: Convert to fraction form
    184,083.12/254,030.33 = 120,419.55/x
  3. Step 3: Cross multiply
    184,083.12x = 254,030.33 × 120,419.55
  4. Step 4: Simplify right side
    184,083.12x = 30,590,217,422.85
  5. Step 5: Solve for x
    x = 30,590,217,422.85/184,083.12
  6. Step 6: Final answer
    x = 166,176.11

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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.