Home / 77,026.76-115,464.94-37,582.28

Finding the Fourth Proportional to 77,026.76, 115,464.94 and 37,582.28

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Solution

The fourth proportional to 77,026.76, 115,464.94 and 37,582.28 is: 56,336.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,026.76 : 115,464.94 = 37,582.28 : x
  2. Step 2: Convert to fraction form
    77,026.76/115,464.94 = 37,582.28/x
  3. Step 3: Cross multiply
    77,026.76x = 115,464.94 × 37,582.28
  4. Step 4: Simplify right side
    77,026.76x = 4,339,435,705.26
  5. Step 5: Solve for x
    x = 4,339,435,705.26/77,026.76
  6. Step 6: Final answer
    x = 56,336.73

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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.