Home / 178,509.18-246,350.07-102,040.86

Finding the Fourth Proportional to 178,509.18, 246,350.07 and 102,040.86

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Solution

The fourth proportional to 178,509.18, 246,350.07 and 102,040.86 is: 140,820.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,509.18 : 246,350.07 = 102,040.86 : x
  2. Step 2: Convert to fraction form
    178,509.18/246,350.07 = 102,040.86/x
  3. Step 3: Cross multiply
    178,509.18x = 246,350.07 × 102,040.86
  4. Step 4: Simplify right side
    178,509.18x = 25,137,773,003.86
  5. Step 5: Solve for x
    x = 25,137,773,003.86/178,509.18
  6. Step 6: Final answer
    x = 140,820.62

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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.