Home / 164,079.80-226,448.39-103,647.53

Finding the Fourth Proportional to 164,079.80, 226,448.39 and 103,647.53

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Solution

The fourth proportional to 164,079.80, 226,448.39 and 103,647.53 is: 143,045.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,079.80 : 226,448.39 = 103,647.53 : x
  2. Step 2: Convert to fraction form
    164,079.80/226,448.39 = 103,647.53/x
  3. Step 3: Cross multiply
    164,079.80x = 226,448.39 × 103,647.53
  4. Step 4: Simplify right side
    164,079.80x = 23,470,816,295.98
  5. Step 5: Solve for x
    x = 23,470,816,295.98/164,079.80
  6. Step 6: Final answer
    x = 143,045.13

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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.