Finding the Fourth Proportional to 88,703.36, 133,071.20 and 29,533.44
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Solution
The fourth proportional to 88,703.36, 133,071.20 and 29,533.44 is: 44,305.54
Step by Step Solution
- Step 1: Write the proportion equation
88,703.36 : 133,071.20 = 29,533.44 : x - Step 2: Convert to fraction form
88,703.36/133,071.20 = 29,533.44/x - Step 3: Cross multiply
88,703.36x = 133,071.20 × 29,533.44 - Step 4: Simplify right side
88,703.36x = 3,930,050,300.93 - Step 5: Solve for x
x = 3,930,050,300.93/88,703.36 - Step 6: Final answer
x = 44,305.54
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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.