Home / 84,240.31-116,277.37-51,984.80

Finding the Fourth Proportional to 84,240.31, 116,277.37 and 51,984.80

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Solution

The fourth proportional to 84,240.31, 116,277.37 and 51,984.80 is: 71,754.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,240.31 : 116,277.37 = 51,984.80 : x
  2. Step 2: Convert to fraction form
    84,240.31/116,277.37 = 51,984.80/x
  3. Step 3: Cross multiply
    84,240.31x = 116,277.37 × 51,984.80
  4. Step 4: Simplify right side
    84,240.31x = 6,044,655,112.63
  5. Step 5: Solve for x
    x = 6,044,655,112.63/84,240.31
  6. Step 6: Final answer
    x = 71,754.90

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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.