Home / 146,284.85-219,602.23-87,148.37

Finding the Fourth Proportional to 146,284.85, 219,602.23 and 87,148.37

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Solution

The fourth proportional to 146,284.85, 219,602.23 and 87,148.37 is: 130,826.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,284.85 : 219,602.23 = 87,148.37 : x
  2. Step 2: Convert to fraction form
    146,284.85/219,602.23 = 87,148.37/x
  3. Step 3: Cross multiply
    146,284.85x = 219,602.23 × 87,148.37
  4. Step 4: Simplify right side
    146,284.85x = 19,137,975,076.98
  5. Step 5: Solve for x
    x = 19,137,975,076.98/146,284.85
  6. Step 6: Final answer
    x = 130,826.78

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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.