Finding the Fourth Proportional to 178,389.68, 246,177.63 and 97,818.50
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Solution
The fourth proportional to 178,389.68, 246,177.63 and 97,818.50 is: 134,989.47
Step by Step Solution
- Step 1: Write the proportion equation
178,389.68 : 246,177.63 = 97,818.50 : x - Step 2: Convert to fraction form
178,389.68/246,177.63 = 97,818.50/x - Step 3: Cross multiply
178,389.68x = 246,177.63 × 97,818.50 - Step 4: Simplify right side
178,389.68x = 24,080,727,115.60 - Step 5: Solve for x
x = 24,080,727,115.60/178,389.68 - Step 6: Final answer
x = 134,989.47
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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.