Finding the Fourth Proportional to 165,503.94, 248,294.79 and 47,176.98
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Solution
The fourth proportional to 165,503.94, 248,294.79 and 47,176.98 is: 70,776.55
Step by Step Solution
- Step 1: Write the proportion equation
165,503.94 : 248,294.79 = 47,176.98 : x - Step 2: Convert to fraction form
165,503.94/248,294.79 = 47,176.98/x - Step 3: Cross multiply
165,503.94x = 248,294.79 × 47,176.98 - Step 4: Simplify right side
165,503.94x = 11,713,798,341.93 - Step 5: Solve for x
x = 11,713,798,341.93/165,503.94 - Step 6: Final answer
x = 70,776.55
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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.