Finding the Fourth Proportional to 176,218.19, 243,174.58 and 95,643.98
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Solution
The fourth proportional to 176,218.19, 243,174.58 and 95,643.98 is: 131,985.15
Step by Step Solution
- Step 1: Write the proportion equation
176,218.19 : 243,174.58 = 95,643.98 : x - Step 2: Convert to fraction form
176,218.19/243,174.58 = 95,643.98/x - Step 3: Cross multiply
176,218.19x = 243,174.58 × 95,643.98 - Step 4: Simplify right side
176,218.19x = 23,258,184,666.03 - Step 5: Solve for x
x = 23,258,184,666.03/176,218.19 - Step 6: Final answer
x = 131,985.15
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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.