Home / 77,910.08-107,494.56-46,064.96

Finding the Fourth Proportional to 77,910.08, 107,494.56 and 46,064.96

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Solution

The fourth proportional to 77,910.08, 107,494.56 and 46,064.96 is: 63,557.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,910.08 : 107,494.56 = 46,064.96 : x
  2. Step 2: Convert to fraction form
    77,910.08/107,494.56 = 46,064.96/x
  3. Step 3: Cross multiply
    77,910.08x = 107,494.56 × 46,064.96
  4. Step 4: Simplify right side
    77,910.08x = 4,951,732,606.62
  5. Step 5: Solve for x
    x = 4,951,732,606.62/77,910.08
  6. Step 6: Final answer
    x = 63,557.02

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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.