Finding the Fourth Proportional to 163,781.42, 245,676.99 and 63,937.58
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Solution
The fourth proportional to 163,781.42, 245,676.99 and 63,937.58 is: 95,908.27
Step by Step Solution
- Step 1: Write the proportion equation
163,781.42 : 245,676.99 = 63,937.58 : x - Step 2: Convert to fraction form
163,781.42/245,676.99 = 63,937.58/x - Step 3: Cross multiply
163,781.42x = 245,676.99 × 63,937.58 - Step 4: Simplify right side
163,781.42x = 15,707,992,202.28 - Step 5: Solve for x
x = 15,707,992,202.28/163,781.42 - Step 6: Final answer
x = 95,908.27
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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.