Home / 164,218.56-226,621.80-88,767

Finding the Fourth Proportional to 164,218.56, 226,621.80 and 88,767

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Solution

The fourth proportional to 164,218.56, 226,621.80 and 88,767 is: 122,498.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,218.56 : 226,621.80 = 88,767 : x
  2. Step 2: Convert to fraction form
    164,218.56/226,621.80 = 88,767/x
  3. Step 3: Cross multiply
    164,218.56x = 226,621.80 × 88,767
  4. Step 4: Simplify right side
    164,218.56x = 20,116,537,320.60
  5. Step 5: Solve for x
    x = 20,116,537,320.60/164,218.56
  6. Step 6: Final answer
    x = 122,498.56

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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.