Home / 77,137.30-115,714.46-24,534.48

Finding the Fourth Proportional to 77,137.30, 115,714.46 and 24,534.48

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Solution

The fourth proportional to 77,137.30, 115,714.46 and 24,534.48 is: 36,804.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,137.30 : 115,714.46 = 24,534.48 : x
  2. Step 2: Convert to fraction form
    77,137.30/115,714.46 = 24,534.48/x
  3. Step 3: Cross multiply
    77,137.30x = 115,714.46 × 24,534.48
  4. Step 4: Simplify right side
    77,137.30x = 2,838,994,104.58
  5. Step 5: Solve for x
    x = 2,838,994,104.58/77,137.30
  6. Step 6: Final answer
    x = 36,804.43

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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.