Finding the Fourth Proportional to 178,449.78, 246,259.01 and 97,877.63
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Solution
The fourth proportional to 178,449.78, 246,259.01 and 97,877.63 is: 135,070.19
Step by Step Solution
- Step 1: Write the proportion equation
178,449.78 : 246,259.01 = 97,877.63 : x - Step 2: Convert to fraction form
178,449.78/246,259.01 = 97,877.63/x - Step 3: Cross multiply
178,449.78x = 246,259.01 × 97,877.63 - Step 4: Simplify right side
178,449.78x = 24,103,246,544.26 - Step 5: Solve for x
x = 24,103,246,544.26/178,449.78 - Step 6: Final answer
x = 135,070.19
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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.