Home / 84,735.72-116,938.95-50,749.74

Finding the Fourth Proportional to 84,735.72, 116,938.95 and 50,749.74

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Solution

The fourth proportional to 84,735.72, 116,938.95 and 50,749.74 is: 70,036.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,735.72 : 116,938.95 = 50,749.74 : x
  2. Step 2: Convert to fraction form
    84,735.72/116,938.95 = 50,749.74/x
  3. Step 3: Cross multiply
    84,735.72x = 116,938.95 × 50,749.74
  4. Step 4: Simplify right side
    84,735.72x = 5,934,621,308.37
  5. Step 5: Solve for x
    x = 5,934,621,308.37/84,735.72
  6. Step 6: Final answer
    x = 70,036.83

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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.