Home / 84,286.89-116,319.45-48,476.94

Finding the Fourth Proportional to 84,286.89, 116,319.45 and 48,476.94

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Solution

The fourth proportional to 84,286.89, 116,319.45 and 48,476.94 is: 66,900.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,286.89 : 116,319.45 = 48,476.94 : x
  2. Step 2: Convert to fraction form
    84,286.89/116,319.45 = 48,476.94/x
  3. Step 3: Cross multiply
    84,286.89x = 116,319.45 × 48,476.94
  4. Step 4: Simplify right side
    84,286.89x = 5,638,810,998.48
  5. Step 5: Solve for x
    x = 5,638,810,998.48/84,286.89
  6. Step 6: Final answer
    x = 66,900.21

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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.