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Finding the Fourth Proportional to 133,484.72, 184,204.80 and 73,054.07

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Solution

The fourth proportional to 133,484.72, 184,204.80 and 73,054.07 is: 100,812.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,484.72 : 184,204.80 = 73,054.07 : x
  2. Step 2: Convert to fraction form
    133,484.72/184,204.80 = 73,054.07/x
  3. Step 3: Cross multiply
    133,484.72x = 184,204.80 × 73,054.07
  4. Step 4: Simplify right side
    133,484.72x = 13,456,909,432.51
  5. Step 5: Solve for x
    x = 13,456,909,432.51/133,484.72
  6. Step 6: Final answer
    x = 100,812.36

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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.