Home / 251,222.08-346,673.64-138,022.96

Finding the Fourth Proportional to 251,222.08, 346,673.64 and 138,022.96

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Solution

The fourth proportional to 251,222.08, 346,673.64 and 138,022.96 is: 190,464.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,222.08 : 346,673.64 = 138,022.96 : x
  2. Step 2: Convert to fraction form
    251,222.08/346,673.64 = 138,022.96/x
  3. Step 3: Cross multiply
    251,222.08x = 346,673.64 × 138,022.96
  4. Step 4: Simplify right side
    251,222.08x = 47,848,921,946.77
  5. Step 5: Solve for x
    x = 47,848,921,946.77/251,222.08
  6. Step 6: Final answer
    x = 190,464.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.