Home / 109,664.40-164,496.60-50,615.40

Finding the Fourth Proportional to 109,664.40, 164,496.60 and 50,615.40

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Solution

The fourth proportional to 109,664.40, 164,496.60 and 50,615.40 is: 75,923.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,664.40 : 164,496.60 = 50,615.40 : x
  2. Step 2: Convert to fraction form
    109,664.40/164,496.60 = 50,615.40/x
  3. Step 3: Cross multiply
    109,664.40x = 164,496.60 × 50,615.40
  4. Step 4: Simplify right side
    109,664.40x = 8,326,061,207.64
  5. Step 5: Solve for x
    x = 8,326,061,207.64/109,664.40
  6. Step 6: Final answer
    x = 75,923.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.