Finding the Fourth Proportional to 88,878.25, 133,366.58 and 53,252.02
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Solution
The fourth proportional to 88,878.25, 133,366.58 and 53,252.02 is: 79,907.51
Step by Step Solution
- Step 1: Write the proportion equation
88,878.25 : 133,366.58 = 53,252.02 : x - Step 2: Convert to fraction form
88,878.25/133,366.58 = 53,252.02/x - Step 3: Cross multiply
88,878.25x = 133,366.58 × 53,252.02 - Step 4: Simplify right side
88,878.25x = 7,102,039,785.49 - Step 5: Solve for x
x = 7,102,039,785.49/88,878.25 - Step 6: Final answer
x = 79,907.51
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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.