Home / 133,644.06-184,428.78-79,929.07

Finding the Fourth Proportional to 133,644.06, 184,428.78 and 79,929.07

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Solution

The fourth proportional to 133,644.06, 184,428.78 and 79,929.07 is: 110,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,644.06 : 184,428.78 = 79,929.07 : x
  2. Step 2: Convert to fraction form
    133,644.06/184,428.78 = 79,929.07/x
  3. Step 3: Cross multiply
    133,644.06x = 184,428.78 × 79,929.07
  4. Step 4: Simplify right side
    133,644.06x = 14,741,220,866.63
  5. Step 5: Solve for x
    x = 14,741,220,866.63/133,644.06
  6. Step 6: Final answer
    x = 110,302.10

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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.