Finding the Fourth Proportional to 150,064.36, 207,152.58 and 93,503.68
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Solution
The fourth proportional to 150,064.36, 207,152.58 and 93,503.68 is: 129,074.81
Step by Step Solution
- Step 1: Write the proportion equation
150,064.36 : 207,152.58 = 93,503.68 : x - Step 2: Convert to fraction form
150,064.36/207,152.58 = 93,503.68/x - Step 3: Cross multiply
150,064.36x = 207,152.58 × 93,503.68 - Step 4: Simplify right side
150,064.36x = 19,369,528,551.49 - Step 5: Solve for x
x = 19,369,528,551.49/150,064.36 - Step 6: Final answer
x = 129,074.81
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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.