Home / 125,916.07-188,894.61-37,178.54

Finding the Fourth Proportional to 125,916.07, 188,894.61 and 37,178.54

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Solution

The fourth proportional to 125,916.07, 188,894.61 and 37,178.54 is: 55,773.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,916.07 : 188,894.61 = 37,178.54 : x
  2. Step 2: Convert to fraction form
    125,916.07/188,894.61 = 37,178.54/x
  3. Step 3: Cross multiply
    125,916.07x = 188,894.61 × 37,178.54
  4. Step 4: Simplify right side
    125,916.07x = 7,022,825,813.67
  5. Step 5: Solve for x
    x = 7,022,825,813.67/125,916.07
  6. Step 6: Final answer
    x = 55,773.87

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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.