Home / 133,458.72-184,164.93-76,090.02

Finding the Fourth Proportional to 133,458.72, 184,164.93 and 76,090.02

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Solution

The fourth proportional to 133,458.72, 184,164.93 and 76,090.02 is: 104,999.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,458.72 : 184,164.93 = 76,090.02 : x
  2. Step 2: Convert to fraction form
    133,458.72/184,164.93 = 76,090.02/x
  3. Step 3: Cross multiply
    133,458.72x = 184,164.93 × 76,090.02
  4. Step 4: Simplify right side
    133,458.72x = 14,013,113,207.00
  5. Step 5: Solve for x
    x = 14,013,113,207.00/133,458.72
  6. Step 6: Final answer
    x = 104,999.61

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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.