Home / 246,714.32-370,085.16-78,222.72

Finding the Fourth Proportional to 246,714.32, 370,085.16 and 78,222.72

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Solution

The fourth proportional to 246,714.32, 370,085.16 and 78,222.72 is: 117,338.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,714.32 : 370,085.16 = 78,222.72 : x
  2. Step 2: Convert to fraction form
    246,714.32/370,085.16 = 78,222.72/x
  3. Step 3: Cross multiply
    246,714.32x = 370,085.16 × 78,222.72
  4. Step 4: Simplify right side
    246,714.32x = 28,949,067,846.84
  5. Step 5: Solve for x
    x = 28,949,067,846.84/246,714.32
  6. Step 6: Final answer
    x = 117,338.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.