Finding the Fourth Proportional to 178,312.24, 246,077.19 and 97,739.74
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Solution
The fourth proportional to 178,312.24, 246,077.19 and 97,739.74 is: 134,884.29
Step by Step Solution
- Step 1: Write the proportion equation
178,312.24 : 246,077.19 = 97,739.74 : x - Step 2: Convert to fraction form
178,312.24/246,077.19 = 97,739.74/x - Step 3: Cross multiply
178,312.24x = 246,077.19 × 97,739.74 - Step 4: Simplify right side
178,312.24x = 24,051,520,570.53 - Step 5: Solve for x
x = 24,051,520,570.53/178,312.24 - Step 6: Final answer
x = 134,884.29
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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.