Home / 126,252.88-174,228.60-69,664.30

Finding the Fourth Proportional to 126,252.88, 174,228.60 and 69,664.30

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Solution

The fourth proportional to 126,252.88, 174,228.60 and 69,664.30 is: 96,136.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,252.88 : 174,228.60 = 69,664.30 : x
  2. Step 2: Convert to fraction form
    126,252.88/174,228.60 = 69,664.30/x
  3. Step 3: Cross multiply
    126,252.88x = 174,228.60 × 69,664.30
  4. Step 4: Simplify right side
    126,252.88x = 12,137,513,458.98
  5. Step 5: Solve for x
    x = 12,137,513,458.98/126,252.88
  6. Step 6: Final answer
    x = 96,136.53

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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.