Home / 178,685.03-246,537.15-102,188.31

Finding the Fourth Proportional to 178,685.03, 246,537.15 and 102,188.31

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Solution

The fourth proportional to 178,685.03, 246,537.15 and 102,188.31 is: 140,992.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,685.03 : 246,537.15 = 102,188.31 : x
  2. Step 2: Convert to fraction form
    178,685.03/246,537.15 = 102,188.31/x
  3. Step 3: Cross multiply
    178,685.03x = 246,537.15 × 102,188.31
  4. Step 4: Simplify right side
    178,685.03x = 25,193,214,710.72
  5. Step 5: Solve for x
    x = 25,193,214,710.72/178,685.03
  6. Step 6: Final answer
    x = 140,992.31

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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.