Home / 173,009.08-238,618.20-109,323.64

Finding the Fourth Proportional to 173,009.08, 238,618.20 and 109,323.64

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Solution

The fourth proportional to 173,009.08, 238,618.20 and 109,323.64 is: 150,781.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,009.08 : 238,618.20 = 109,323.64 : x
  2. Step 2: Convert to fraction form
    173,009.08/238,618.20 = 109,323.64/x
  3. Step 3: Cross multiply
    173,009.08x = 238,618.20 × 109,323.64
  4. Step 4: Simplify right side
    173,009.08x = 26,086,610,194.25
  5. Step 5: Solve for x
    x = 26,086,610,194.25/173,009.08
  6. Step 6: Final answer
    x = 150,781.74

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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.