Home / 178,804.32-246,750.48-107,187.36

Finding the Fourth Proportional to 178,804.32, 246,750.48 and 107,187.36

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Solution

The fourth proportional to 178,804.32, 246,750.48 and 107,187.36 is: 147,918.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,804.32 : 246,750.48 = 107,187.36 : x
  2. Step 2: Convert to fraction form
    178,804.32/246,750.48 = 107,187.36/x
  3. Step 3: Cross multiply
    178,804.32x = 246,750.48 × 107,187.36
  4. Step 4: Simplify right side
    178,804.32x = 26,448,532,529.93
  5. Step 5: Solve for x
    x = 26,448,532,529.93/178,804.32
  6. Step 6: Final answer
    x = 147,918.87

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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.