Home / 84,122.72-116,085.23-50,130.44

Finding the Fourth Proportional to 84,122.72, 116,085.23 and 50,130.44

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Solution

The fourth proportional to 84,122.72, 116,085.23 and 50,130.44 is: 69,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,122.72 : 116,085.23 = 50,130.44 : x
  2. Step 2: Convert to fraction form
    84,122.72/116,085.23 = 50,130.44/x
  3. Step 3: Cross multiply
    84,122.72x = 116,085.23 × 50,130.44
  4. Step 4: Simplify right side
    84,122.72x = 5,819,404,384.59
  5. Step 5: Solve for x
    x = 5,819,404,384.59/84,122.72
  6. Step 6: Final answer
    x = 69,177.56

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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.