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Finding the Fourth Proportional to 133,786.84, 184,627.98 and 73,363

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Solution

The fourth proportional to 133,786.84, 184,627.98 and 73,363 is: 101,242.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,786.84 : 184,627.98 = 73,363 : x
  2. Step 2: Convert to fraction form
    133,786.84/184,627.98 = 73,363/x
  3. Step 3: Cross multiply
    133,786.84x = 184,627.98 × 73,363
  4. Step 4: Simplify right side
    133,786.84x = 13,544,862,496.74
  5. Step 5: Solve for x
    x = 13,544,862,496.74/133,786.84
  6. Step 6: Final answer
    x = 101,242.11

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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.