Finding the Fourth Proportional to 173,256.42, 239,097.78 and 101,688.06
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Solution
The fourth proportional to 173,256.42, 239,097.78 and 101,688.06 is: 140,331.82
Step by Step Solution
- Step 1: Write the proportion equation
173,256.42 : 239,097.78 = 101,688.06 : x - Step 2: Convert to fraction form
173,256.42/239,097.78 = 101,688.06/x - Step 3: Cross multiply
173,256.42x = 239,097.78 × 101,688.06 - Step 4: Simplify right side
173,256.42x = 24,313,389,398.51 - Step 5: Solve for x
x = 24,313,389,398.51/173,256.42 - Step 6: Final answer
x = 140,331.82
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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.