Home / 164,490.24-226,996.80-89,039.04

Finding the Fourth Proportional to 164,490.24, 226,996.80 and 89,039.04

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Solution

The fourth proportional to 164,490.24, 226,996.80 and 89,039.04 is: 122,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,490.24 : 226,996.80 = 89,039.04 : x
  2. Step 2: Convert to fraction form
    164,490.24/226,996.80 = 89,039.04/x
  3. Step 3: Cross multiply
    164,490.24x = 226,996.80 × 89,039.04
  4. Step 4: Simplify right side
    164,490.24x = 20,211,577,155.07
  5. Step 5: Solve for x
    x = 20,211,577,155.07/164,490.24
  6. Step 6: Final answer
    x = 122,874.02

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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.