Home / 164,784.75-227,183.04-130,905.69

Finding the Fourth Proportional to 164,784.75, 227,183.04 and 130,905.69

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Solution

The fourth proportional to 164,784.75, 227,183.04 and 130,905.69 is: 180,475.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,784.75 : 227,183.04 = 130,905.69 : x
  2. Step 2: Convert to fraction form
    164,784.75/227,183.04 = 130,905.69/x
  3. Step 3: Cross multiply
    164,784.75x = 227,183.04 × 130,905.69
  4. Step 4: Simplify right side
    164,784.75x = 29,739,552,607.50
  5. Step 5: Solve for x
    x = 29,739,552,607.50/164,784.75
  6. Step 6: Final answer
    x = 180,475.15

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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.