Finding the Fourth Proportional to 88,777.42, 133,166.63 and 29,612.91
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Solution
The fourth proportional to 88,777.42, 133,166.63 and 29,612.91 is: 44,419.53
Step by Step Solution
- Step 1: Write the proportion equation
88,777.42 : 133,166.63 = 29,612.91 : x - Step 2: Convert to fraction form
88,777.42/133,166.63 = 29,612.91/x - Step 3: Cross multiply
88,777.42x = 133,166.63 × 29,612.91 - Step 4: Simplify right side
88,777.42x = 3,943,451,429.19 - Step 5: Solve for x
x = 3,943,451,429.19/88,777.42 - Step 6: Final answer
x = 44,419.53
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1.5x scale
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.