Home / 152,286.84-228,459.40-47,087.28

Finding the Fourth Proportional to 152,286.84, 228,459.40 and 47,087.28

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Solution

The fourth proportional to 152,286.84, 228,459.40 and 47,087.28 is: 70,639.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,286.84 : 228,459.40 = 47,087.28 : x
  2. Step 2: Convert to fraction form
    152,286.84/228,459.40 = 47,087.28/x
  3. Step 3: Cross multiply
    152,286.84x = 228,459.40 × 47,087.28
  4. Step 4: Simplify right side
    152,286.84x = 10,757,531,736.43
  5. Step 5: Solve for x
    x = 10,757,531,736.43/152,286.84
  6. Step 6: Final answer
    x = 70,639.93

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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.