Home / 164,172.48-226,558.14-88,720.98

Finding the Fourth Proportional to 164,172.48, 226,558.14 and 88,720.98

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Solution

The fourth proportional to 164,172.48, 226,558.14 and 88,720.98 is: 122,435.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,172.48 : 226,558.14 = 88,720.98 : x
  2. Step 2: Convert to fraction form
    164,172.48/226,558.14 = 88,720.98/x
  3. Step 3: Cross multiply
    164,172.48x = 226,558.14 × 88,720.98
  4. Step 4: Simplify right side
    164,172.48x = 20,100,460,207.78
  5. Step 5: Solve for x
    x = 20,100,460,207.78/164,172.48
  6. Step 6: Final answer
    x = 122,435.02

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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.