Home / 152,106.84-228,367.26-85,593.96

Finding the Fourth Proportional to 152,106.84, 228,367.26 and 85,593.96

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Solution

The fourth proportional to 152,106.84, 228,367.26 and 85,593.96 is: 128,507.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,106.84 : 228,367.26 = 85,593.96 : x
  2. Step 2: Convert to fraction form
    152,106.84/228,367.26 = 85,593.96/x
  3. Step 3: Cross multiply
    152,106.84x = 228,367.26 × 85,593.96
  4. Step 4: Simplify right side
    152,106.84x = 19,546,858,117.75
  5. Step 5: Solve for x
    x = 19,546,858,117.75/152,106.84
  6. Step 6: Final answer
    x = 128,507.42

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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.