Finding the Fourth Proportional to 133,302.96, 183,838.86 and 110,605.98
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Solution
The fourth proportional to 133,302.96, 183,838.86 and 110,605.98 is: 152,537.33
Step by Step Solution
- Step 1: Write the proportion equation
133,302.96 : 183,838.86 = 110,605.98 : x - Step 2: Convert to fraction form
133,302.96/183,838.86 = 110,605.98/x - Step 3: Cross multiply
133,302.96x = 183,838.86 × 110,605.98 - Step 4: Simplify right side
133,302.96x = 20,333,677,272.38 - Step 5: Solve for x
x = 20,333,677,272.38/133,302.96 - Step 6: Final answer
x = 152,537.33
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1.5x scale
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.