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Finding the Fourth Proportional to 133,788.84, 184,630.68 and 73,365

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Solution

The fourth proportional to 133,788.84, 184,630.68 and 73,365 is: 101,244.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,788.84 : 184,630.68 = 73,365 : x
  2. Step 2: Convert to fraction form
    133,788.84/184,630.68 = 73,365/x
  3. Step 3: Cross multiply
    133,788.84x = 184,630.68 × 73,365
  4. Step 4: Simplify right side
    133,788.84x = 13,545,429,838.20
  5. Step 5: Solve for x
    x = 13,545,429,838.20/133,788.84
  6. Step 6: Final answer
    x = 101,244.84

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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.