Home / 182,152.15-273,162.62-76,979.32

Finding the Fourth Proportional to 182,152.15, 273,162.62 and 76,979.32

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Solution

The fourth proportional to 182,152.15, 273,162.62 and 76,979.32 is: 115,441.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,152.15 : 273,162.62 = 76,979.32 : x
  2. Step 2: Convert to fraction form
    182,152.15/273,162.62 = 76,979.32/x
  3. Step 3: Cross multiply
    182,152.15x = 273,162.62 × 76,979.32
  4. Step 4: Simplify right side
    182,152.15x = 21,027,874,113.11
  5. Step 5: Solve for x
    x = 21,027,874,113.11/182,152.15
  6. Step 6: Final answer
    x = 115,441.26

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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.