Home / 164,042.21-226,369.89-92,426.47

Finding the Fourth Proportional to 164,042.21, 226,369.89 and 92,426.47

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Solution

The fourth proportional to 164,042.21, 226,369.89 and 92,426.47 is: 127,543.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,042.21 : 226,369.89 = 92,426.47 : x
  2. Step 2: Convert to fraction form
    164,042.21/226,369.89 = 92,426.47/x
  3. Step 3: Cross multiply
    164,042.21x = 226,369.89 × 92,426.47
  4. Step 4: Simplify right side
    164,042.21x = 20,922,569,281.06
  5. Step 5: Solve for x
    x = 20,922,569,281.06/164,042.21
  6. Step 6: Final answer
    x = 127,543.81

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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.