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Finding the Fourth Proportional to 178,183.89, 266,979.33 and 125,482.68

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Solution

The fourth proportional to 178,183.89, 266,979.33 and 125,482.68 is: 188,015.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,183.89 : 266,979.33 = 125,482.68 : x
  2. Step 2: Convert to fraction form
    178,183.89/266,979.33 = 125,482.68/x
  3. Step 3: Cross multiply
    178,183.89x = 266,979.33 × 125,482.68
  4. Step 4: Simplify right side
    178,183.89x = 33,501,281,833.00
  5. Step 5: Solve for x
    x = 33,501,281,833.00/178,183.89
  6. Step 6: Final answer
    x = 188,015.21

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1.5x scale

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.