Finding the Fourth Proportional to 176,552.48, 243,720.96 and 104,955.68
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Solution
The fourth proportional to 176,552.48, 243,720.96 and 104,955.68 is: 144,885.53
Step by Step Solution
- Step 1: Write the proportion equation
176,552.48 : 243,720.96 = 104,955.68 : x - Step 2: Convert to fraction form
176,552.48/243,720.96 = 104,955.68/x - Step 3: Cross multiply
176,552.48x = 243,720.96 × 104,955.68 - Step 4: Simplify right side
176,552.48x = 25,579,899,087.05 - Step 5: Solve for x
x = 25,579,899,087.05/176,552.48 - Step 6: Final answer
x = 144,885.53
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1.5x scale
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.