Home / 152,448.64-228,751-72,576.96

Finding the Fourth Proportional to 152,448.64, 228,751 and 72,576.96

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Solution

The fourth proportional to 152,448.64, 228,751 and 72,576.96 is: 108,902.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,448.64 : 228,751 = 72,576.96 : x
  2. Step 2: Convert to fraction form
    152,448.64/228,751 = 72,576.96/x
  3. Step 3: Cross multiply
    152,448.64x = 228,751 × 72,576.96
  4. Step 4: Simplify right side
    152,448.64x = 16,602,052,176.96
  5. Step 5: Solve for x
    x = 16,602,052,176.96/152,448.64
  6. Step 6: Final answer
    x = 108,902.59

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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.