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Finding the Fourth Proportional to 178,594.56, 246,452.40 and 107,014.32

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Solution

The fourth proportional to 178,594.56, 246,452.40 and 107,014.32 is: 147,674.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,594.56 : 246,452.40 = 107,014.32 : x
  2. Step 2: Convert to fraction form
    178,594.56/246,452.40 = 107,014.32/x
  3. Step 3: Cross multiply
    178,594.56x = 246,452.40 × 107,014.32
  4. Step 4: Simplify right side
    178,594.56x = 26,373,935,998.37
  5. Step 5: Solve for x
    x = 26,373,935,998.37/178,594.56
  6. Step 6: Final answer
    x = 147,674.91

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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.