Home / 133,549.52-184,307.22-76,964.54

Finding the Fourth Proportional to 133,549.52, 184,307.22 and 76,964.54

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Solution

The fourth proportional to 133,549.52, 184,307.22 and 76,964.54 is: 106,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,549.52 : 184,307.22 = 76,964.54 : x
  2. Step 2: Convert to fraction form
    133,549.52/184,307.22 = 76,964.54/x
  3. Step 3: Cross multiply
    133,549.52x = 184,307.22 × 76,964.54
  4. Step 4: Simplify right side
    133,549.52x = 14,185,120,405.98
  5. Step 5: Solve for x
    x = 14,185,120,405.98/133,549.52
  6. Step 6: Final answer
    x = 106,216.18

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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.