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Finding the Fourth Proportional to 163,458.37, 225,575.25 and 89,873.91

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Solution

The fourth proportional to 163,458.37, 225,575.25 and 89,873.91 is: 124,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,458.37 : 225,575.25 = 89,873.91 : x
  2. Step 2: Convert to fraction form
    163,458.37/225,575.25 = 89,873.91/x
  3. Step 3: Cross multiply
    163,458.37x = 225,575.25 × 89,873.91
  4. Step 4: Simplify right side
    163,458.37x = 20,273,330,196.80
  5. Step 5: Solve for x
    x = 20,273,330,196.80/163,458.37
  6. Step 6: Final answer
    x = 124,027.48

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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.