Home / 164,738.60-227,339.16-89,287.12

Finding the Fourth Proportional to 164,738.60, 227,339.16 and 89,287.12

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Solution

The fourth proportional to 164,738.60, 227,339.16 and 89,287.12 is: 123,216.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,738.60 : 227,339.16 = 89,287.12 : x
  2. Step 2: Convert to fraction form
    164,738.60/227,339.16 = 89,287.12/x
  3. Step 3: Cross multiply
    164,738.60x = 227,339.16 × 89,287.12
  4. Step 4: Simplify right side
    164,738.60x = 20,298,458,859.62
  5. Step 5: Solve for x
    x = 20,298,458,859.62/164,738.60
  6. Step 6: Final answer
    x = 123,216.17

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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.