Finding the Fourth Proportional to 162,848.58, 224,731.11 and 99,186.44
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Solution
The fourth proportional to 162,848.58, 224,731.11 and 99,186.44 is: 136,877.32
Step by Step Solution
- Step 1: Write the proportion equation
162,848.58 : 224,731.11 = 99,186.44 : x - Step 2: Convert to fraction form
162,848.58/224,731.11 = 99,186.44/x - Step 3: Cross multiply
162,848.58x = 224,731.11 × 99,186.44 - Step 4: Simplify right side
162,848.58x = 22,290,277,634.49 - Step 5: Solve for x
x = 22,290,277,634.49/162,848.58 - Step 6: Final answer
x = 136,877.32
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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.