Home / 125,916.82-188,895.74-37,179.28

Finding the Fourth Proportional to 125,916.82, 188,895.74 and 37,179.28

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Solution

The fourth proportional to 125,916.82, 188,895.74 and 37,179.28 is: 55,774.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,916.82 : 188,895.74 = 37,179.28 : x
  2. Step 2: Convert to fraction form
    125,916.82/188,895.74 = 37,179.28/x
  3. Step 3: Cross multiply
    125,916.82x = 188,895.74 × 37,179.28
  4. Step 4: Simplify right side
    125,916.82x = 7,023,007,608.27
  5. Step 5: Solve for x
    x = 7,023,007,608.27/125,916.82
  6. Step 6: Final answer
    x = 55,774.98

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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.