Home / 164,138.57-226,511.23-88,687.07

Finding the Fourth Proportional to 164,138.57, 226,511.23 and 88,687.07

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Solution

The fourth proportional to 164,138.57, 226,511.23 and 88,687.07 is: 122,388.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,138.57 : 226,511.23 = 88,687.07 : x
  2. Step 2: Convert to fraction form
    164,138.57/226,511.23 = 88,687.07/x
  3. Step 3: Cross multiply
    164,138.57x = 226,511.23 × 88,687.07
  4. Step 4: Simplify right side
    164,138.57x = 20,088,616,867.36
  5. Step 5: Solve for x
    x = 20,088,616,867.36/164,138.57
  6. Step 6: Final answer
    x = 122,388.16

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1.5x scale

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.