Home / 84,823.80-127,308.60-37,511.70

Finding the Fourth Proportional to 84,823.80, 127,308.60 and 37,511.70

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Solution

The fourth proportional to 84,823.80, 127,308.60 and 37,511.70 is: 56,299.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,823.80 : 127,308.60 = 37,511.70 : x
  2. Step 2: Convert to fraction form
    84,823.80/127,308.60 = 37,511.70/x
  3. Step 3: Cross multiply
    84,823.80x = 127,308.60 × 37,511.70
  4. Step 4: Simplify right side
    84,823.80x = 4,775,562,010.62
  5. Step 5: Solve for x
    x = 4,775,562,010.62/84,823.80
  6. Step 6: Final answer
    x = 56,299.79

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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.