Finding the Fourth Proportional to 88,477.99, 122,098.59 and 48,191.63
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Solution
The fourth proportional to 88,477.99, 122,098.59 and 48,191.63 is: 66,503.88
Step by Step Solution
- Step 1: Write the proportion equation
88,477.99 : 122,098.59 = 48,191.63 : x - Step 2: Convert to fraction form
88,477.99/122,098.59 = 48,191.63/x - Step 3: Cross multiply
88,477.99x = 122,098.59 × 48,191.63 - Step 4: Simplify right side
88,477.99x = 5,884,129,462.31 - Step 5: Solve for x
x = 5,884,129,462.31/88,477.99 - Step 6: Final answer
x = 66,503.88
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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.