Home / 84,126.41-116,090.34-50,134.12

Finding the Fourth Proportional to 84,126.41, 116,090.34 and 50,134.12

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Solution

The fourth proportional to 84,126.41, 116,090.34 and 50,134.12 is: 69,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,126.41 : 116,090.34 = 50,134.12 : x
  2. Step 2: Convert to fraction form
    84,126.41/116,090.34 = 50,134.12/x
  3. Step 3: Cross multiply
    84,126.41x = 116,090.34 × 50,134.12
  4. Step 4: Simplify right side
    84,126.41x = 5,820,087,036.40
  5. Step 5: Solve for x
    x = 5,820,087,036.40/84,126.41
  6. Step 6: Final answer
    x = 69,182.64

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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.