Home / 164,856.72-227,502.36-89,405.22

Finding the Fourth Proportional to 164,856.72, 227,502.36 and 89,405.22

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Solution

The fourth proportional to 164,856.72, 227,502.36 and 89,405.22 is: 123,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,856.72 : 227,502.36 = 89,405.22 : x
  2. Step 2: Convert to fraction form
    164,856.72/227,502.36 = 89,405.22/x
  3. Step 3: Cross multiply
    164,856.72x = 227,502.36 × 89,405.22
  4. Step 4: Simplify right side
    164,856.72x = 20,339,898,546.32
  5. Step 5: Solve for x
    x = 20,339,898,546.32/164,856.72
  6. Step 6: Final answer
    x = 123,379.25

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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.