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Finding the Fourth Proportional to 133,549.95, 184,291.95 and 73,109.04

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Solution

The fourth proportional to 133,549.95, 184,291.95 and 73,109.04 is: 100,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,549.95 : 184,291.95 = 73,109.04 : x
  2. Step 2: Convert to fraction form
    133,549.95/184,291.95 = 73,109.04/x
  3. Step 3: Cross multiply
    133,549.95x = 184,291.95 × 73,109.04
  4. Step 4: Simplify right side
    133,549.95x = 13,473,407,544.23
  5. Step 5: Solve for x
    x = 13,473,407,544.23/133,549.95
  6. Step 6: Final answer
    x = 100,886.65

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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.