Home / 178,244.86-245,977.90-102,793.36

Finding the Fourth Proportional to 178,244.86, 245,977.90 and 102,793.36

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Solution

The fourth proportional to 178,244.86, 245,977.90 and 102,793.36 is: 141,854.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,244.86 : 245,977.90 = 102,793.36 : x
  2. Step 2: Convert to fraction form
    178,244.86/245,977.90 = 102,793.36/x
  3. Step 3: Cross multiply
    178,244.86x = 245,977.90 × 102,793.36
  4. Step 4: Simplify right side
    178,244.86x = 25,284,893,596.85
  5. Step 5: Solve for x
    x = 25,284,893,596.85/178,244.86
  6. Step 6: Final answer
    x = 141,854.83

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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.