Home / 84,144.24-116,119.38-45,904.59

Finding the Fourth Proportional to 84,144.24, 116,119.38 and 45,904.59

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Solution

The fourth proportional to 84,144.24, 116,119.38 and 45,904.59 is: 63,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,144.24 : 116,119.38 = 45,904.59 : x
  2. Step 2: Convert to fraction form
    84,144.24/116,119.38 = 45,904.59/x
  3. Step 3: Cross multiply
    84,144.24x = 116,119.38 × 45,904.59
  4. Step 4: Simplify right side
    84,144.24x = 5,330,412,529.95
  5. Step 5: Solve for x
    x = 5,330,412,529.95/84,144.24
  6. Step 6: Final answer
    x = 63,348.51

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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.