Home / 109,836.45-164,722.37-46,656.07

Finding the Fourth Proportional to 109,836.45, 164,722.37 and 46,656.07

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Solution

The fourth proportional to 109,836.45, 164,722.37 and 46,656.07 is: 69,970.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,836.45 : 164,722.37 = 46,656.07 : x
  2. Step 2: Convert to fraction form
    109,836.45/164,722.37 = 46,656.07/x
  3. Step 3: Cross multiply
    109,836.45x = 164,722.37 × 46,656.07
  4. Step 4: Simplify right side
    109,836.45x = 7,685,297,368.39
  5. Step 5: Solve for x
    x = 7,685,297,368.39/109,836.45
  6. Step 6: Final answer
    x = 69,970.38

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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.