Home / 164,567.07-227,101.26-89,115.57

Finding the Fourth Proportional to 164,567.07, 227,101.26 and 89,115.57

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Solution

The fourth proportional to 164,567.07, 227,101.26 and 89,115.57 is: 122,978.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,567.07 : 227,101.26 = 89,115.57 : x
  2. Step 2: Convert to fraction form
    164,567.07/227,101.26 = 89,115.57/x
  3. Step 3: Cross multiply
    164,567.07x = 227,101.26 × 89,115.57
  4. Step 4: Simplify right side
    164,567.07x = 20,238,258,232.62
  5. Step 5: Solve for x
    x = 20,238,258,232.62/164,567.07
  6. Step 6: Final answer
    x = 122,978.78

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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.