Home / 133,369.04-184,086.60-76,802.96

Finding the Fourth Proportional to 133,369.04, 184,086.60 and 76,802.96

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Solution

The fourth proportional to 133,369.04, 184,086.60 and 76,802.96 is: 106,009.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,369.04 : 184,086.60 = 76,802.96 : x
  2. Step 2: Convert to fraction form
    133,369.04/184,086.60 = 76,802.96/x
  3. Step 3: Cross multiply
    133,369.04x = 184,086.60 × 76,802.96
  4. Step 4: Simplify right side
    133,369.04x = 14,138,395,776.34
  5. Step 5: Solve for x
    x = 14,138,395,776.34/133,369.04
  6. Step 6: Final answer
    x = 106,009.58

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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.