Home / 351,273.29-526,911.28-85,033.37

Finding the Fourth Proportional to 351,273.29, 526,911.28 and 85,033.37

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Solution

The fourth proportional to 351,273.29, 526,911.28 and 85,033.37 is: 127,550.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,273.29 : 526,911.28 = 85,033.37 : x
  2. Step 2: Convert to fraction form
    351,273.29/526,911.28 = 85,033.37/x
  3. Step 3: Cross multiply
    351,273.29x = 526,911.28 × 85,033.37
  4. Step 4: Simplify right side
    351,273.29x = 44,805,042,934.11
  5. Step 5: Solve for x
    x = 44,805,042,934.11/351,273.29
  6. Step 6: Final answer
    x = 127,550.39

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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.