Finding the Fourth Proportional to 93,698.25, 129,303.99 and 51,257.49
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Solution
The fourth proportional to 93,698.25, 129,303.99 and 51,257.49 is: 70,735.56
Step by Step Solution
- Step 1: Write the proportion equation
93,698.25 : 129,303.99 = 51,257.49 : x - Step 2: Convert to fraction form
93,698.25/129,303.99 = 51,257.49/x - Step 3: Cross multiply
93,698.25x = 129,303.99 × 51,257.49 - Step 4: Simplify right side
93,698.25x = 6,627,797,974.39 - Step 5: Solve for x
x = 6,627,797,974.39/93,698.25 - Step 6: Final answer
x = 70,735.56
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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.