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Finding the Fourth Proportional to 133,773.54, 184,615.02 and 79,357.92

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Solution

The fourth proportional to 133,773.54, 184,615.02 and 79,357.92 is: 109,518.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,773.54 : 184,615.02 = 79,357.92 : x
  2. Step 2: Convert to fraction form
    133,773.54/184,615.02 = 79,357.92/x
  3. Step 3: Cross multiply
    133,773.54x = 184,615.02 × 79,357.92
  4. Step 4: Simplify right side
    133,773.54x = 14,650,664,482.91
  5. Step 5: Solve for x
    x = 14,650,664,482.91/133,773.54
  6. Step 6: Final answer
    x = 109,518.41

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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.