Home / 122,970.24-184,481.26-39,857.76

Finding the Fourth Proportional to 122,970.24, 184,481.26 and 39,857.76

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Solution

The fourth proportional to 122,970.24, 184,481.26 and 39,857.76 is: 59,795.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,970.24 : 184,481.26 = 39,857.76 : x
  2. Step 2: Convert to fraction form
    122,970.24/184,481.26 = 39,857.76/x
  3. Step 3: Cross multiply
    122,970.24x = 184,481.26 × 39,857.76
  4. Step 4: Simplify right side
    122,970.24x = 7,353,009,785.58
  5. Step 5: Solve for x
    x = 7,353,009,785.58/122,970.24
  6. Step 6: Final answer
    x = 59,795.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.