Home / 84,141.75-116,130.50-50,169.84

Finding the Fourth Proportional to 84,141.75, 116,130.50 and 50,169.84

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Solution

The fourth proportional to 84,141.75, 116,130.50 and 50,169.84 is: 69,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,141.75 : 116,130.50 = 50,169.84 : x
  2. Step 2: Convert to fraction form
    84,141.75/116,130.50 = 50,169.84/x
  3. Step 3: Cross multiply
    84,141.75x = 116,130.50 × 50,169.84
  4. Step 4: Simplify right side
    84,141.75x = 5,826,248,353.27
  5. Step 5: Solve for x
    x = 5,826,248,353.27/84,141.75
  6. Step 6: Final answer
    x = 69,243.25

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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.