Home / 109,764.79-164,643.30-46,544.22

Finding the Fourth Proportional to 109,764.79, 164,643.30 and 46,544.22

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Solution

The fourth proportional to 109,764.79, 164,643.30 and 46,544.22 is: 69,814.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,764.79 : 164,643.30 = 46,544.22 : x
  2. Step 2: Convert to fraction form
    109,764.79/164,643.30 = 46,544.22/x
  3. Step 3: Cross multiply
    109,764.79x = 164,643.30 × 46,544.22
  4. Step 4: Simplify right side
    109,764.79x = 7,663,193,976.73
  5. Step 5: Solve for x
    x = 7,663,193,976.73/109,764.79
  6. Step 6: Final answer
    x = 69,814.68

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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.