Home / 126,293.82-174,284.60-69,705.19

Finding the Fourth Proportional to 126,293.82, 174,284.60 and 69,705.19

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Solution

The fourth proportional to 126,293.82, 174,284.60 and 69,705.19 is: 96,192.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,293.82 : 174,284.60 = 69,705.19 : x
  2. Step 2: Convert to fraction form
    126,293.82/174,284.60 = 69,705.19/x
  3. Step 3: Cross multiply
    126,293.82x = 174,284.60 × 69,705.19
  4. Step 4: Simplify right side
    126,293.82x = 12,148,541,157.07
  5. Step 5: Solve for x
    x = 12,148,541,157.07/126,293.82
  6. Step 6: Final answer
    x = 96,192.68

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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.