Finding the Fourth Proportional to 96,788.14, 133,616.19 and 60,509.74
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Solution
The fourth proportional to 96,788.14, 133,616.19 and 60,509.74 is: 83,533.80
Step by Step Solution
- Step 1: Write the proportion equation
96,788.14 : 133,616.19 = 60,509.74 : x - Step 2: Convert to fraction form
96,788.14/133,616.19 = 60,509.74/x - Step 3: Cross multiply
96,788.14x = 133,616.19 × 60,509.74 - Step 4: Simplify right side
96,788.14x = 8,085,080,696.11 - Step 5: Solve for x
x = 8,085,080,696.11/96,788.14 - Step 6: Final answer
x = 83,533.80
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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.