Home / 132,403.37-198,493.10-57,467.19

Finding the Fourth Proportional to 132,403.37, 198,493.10 and 57,467.19

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Solution

The fourth proportional to 132,403.37, 198,493.10 and 57,467.19 is: 86,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,403.37 : 198,493.10 = 57,467.19 : x
  2. Step 2: Convert to fraction form
    132,403.37/198,493.10 = 57,467.19/x
  3. Step 3: Cross multiply
    132,403.37x = 198,493.10 × 57,467.19
  4. Step 4: Simplify right side
    132,403.37x = 11,406,840,404.05
  5. Step 5: Solve for x
    x = 11,406,840,404.05/132,403.37
  6. Step 6: Final answer
    x = 86,152.19

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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.