Finding the Fourth Proportional to 178,341.20, 246,126.38 and 97,784.09
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Solution
The fourth proportional to 178,341.20, 246,126.38 and 97,784.09 is: 134,950.55
Step by Step Solution
- Step 1: Write the proportion equation
178,341.20 : 246,126.38 = 97,784.09 : x - Step 2: Convert to fraction form
178,341.20/246,126.38 = 97,784.09/x - Step 3: Cross multiply
178,341.20x = 246,126.38 × 97,784.09 - Step 4: Simplify right side
178,341.20x = 24,067,242,373.74 - Step 5: Solve for x
x = 24,067,242,373.74/178,341.20 - Step 6: Final answer
x = 134,950.55
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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.