Home / 152,583.40-228,896.70-47,391.40

Finding the Fourth Proportional to 152,583.40, 228,896.70 and 47,391.40

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Solution

The fourth proportional to 152,583.40, 228,896.70 and 47,391.40 is: 71,093.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,583.40 : 228,896.70 = 47,391.40 : x
  2. Step 2: Convert to fraction form
    152,583.40/228,896.70 = 47,391.40/x
  3. Step 3: Cross multiply
    152,583.40x = 228,896.70 × 47,391.40
  4. Step 4: Simplify right side
    152,583.40x = 10,847,735,068.38
  5. Step 5: Solve for x
    x = 10,847,735,068.38/152,583.40
  6. Step 6: Final answer
    x = 71,093.81

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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.