Home / 133,659.09-184,432.02-79,924.50

Finding the Fourth Proportional to 133,659.09, 184,432.02 and 79,924.50

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Solution

The fourth proportional to 133,659.09, 184,432.02 and 79,924.50 is: 110,285.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,659.09 : 184,432.02 = 79,924.50 : x
  2. Step 2: Convert to fraction form
    133,659.09/184,432.02 = 79,924.50/x
  3. Step 3: Cross multiply
    133,659.09x = 184,432.02 × 79,924.50
  4. Step 4: Simplify right side
    133,659.09x = 14,740,636,982.49
  5. Step 5: Solve for x
    x = 14,740,636,982.49/133,659.09
  6. Step 6: Final answer
    x = 110,285.33

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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.