Finding the Fourth Proportional to 132,860.14, 199,290.93 and 39,366.70
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Solution
The fourth proportional to 132,860.14, 199,290.93 and 39,366.70 is: 59,050.26
Step by Step Solution
- Step 1: Write the proportion equation
132,860.14 : 199,290.93 = 39,366.70 : x - Step 2: Convert to fraction form
132,860.14/199,290.93 = 39,366.70/x - Step 3: Cross multiply
132,860.14x = 199,290.93 × 39,366.70 - Step 4: Simplify right side
132,860.14x = 7,845,426,254.03 - Step 5: Solve for x
x = 7,845,426,254.03/132,860.14 - Step 6: Final answer
x = 59,050.26
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.