Home / 84,734.82-116,938.92-51,211.62

Finding the Fourth Proportional to 84,734.82, 116,938.92 and 51,211.62

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Solution

The fourth proportional to 84,734.82, 116,938.92 and 51,211.62 is: 70,674.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,734.82 : 116,938.92 = 51,211.62 : x
  2. Step 2: Convert to fraction form
    84,734.82/116,938.92 = 51,211.62/x
  3. Step 3: Cross multiply
    84,734.82x = 116,938.92 × 51,211.62
  4. Step 4: Simplify right side
    84,734.82x = 5,988,631,534.25
  5. Step 5: Solve for x
    x = 5,988,631,534.25/84,734.82
  6. Step 6: Final answer
    x = 70,674.98

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1.5x scale

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.