Home / 94,200.24-129,996.72-51,759.60

Finding the Fourth Proportional to 94,200.24, 129,996.72 and 51,759.60

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Solution

The fourth proportional to 94,200.24, 129,996.72 and 51,759.60 is: 71,428.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,200.24 : 129,996.72 = 51,759.60 : x
  2. Step 2: Convert to fraction form
    94,200.24/129,996.72 = 51,759.60/x
  3. Step 3: Cross multiply
    94,200.24x = 129,996.72 × 51,759.60
  4. Step 4: Simplify right side
    94,200.24x = 6,728,578,228.51
  5. Step 5: Solve for x
    x = 6,728,578,228.51/94,200.24
  6. Step 6: Final answer
    x = 71,428.46

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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.