Finding the Fourth Proportional to 176,483.12, 243,308.22 and 119,796.08
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Solution
The fourth proportional to 176,483.12, 243,308.22 and 119,796.08 is: 165,156.71
Step by Step Solution
- Step 1: Write the proportion equation
176,483.12 : 243,308.22 = 119,796.08 : x - Step 2: Convert to fraction form
176,483.12/243,308.22 = 119,796.08/x - Step 3: Cross multiply
176,483.12x = 243,308.22 × 119,796.08 - Step 4: Simplify right side
176,483.12x = 29,147,370,987.78 - Step 5: Solve for x
x = 29,147,370,987.78/176,483.12 - Step 6: Final answer
x = 165,156.71
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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.