Finding the Fourth Proportional to 170,688.72, 235,548.84 and 94,208.48
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Solution
The fourth proportional to 170,688.72, 235,548.84 and 94,208.48 is: 130,006.82
Step by Step Solution
- Step 1: Write the proportion equation
170,688.72 : 235,548.84 = 94,208.48 : x - Step 2: Convert to fraction form
170,688.72/235,548.84 = 94,208.48/x - Step 3: Cross multiply
170,688.72x = 235,548.84 × 94,208.48 - Step 4: Simplify right side
170,688.72x = 22,190,698,182.16 - Step 5: Solve for x
x = 22,190,698,182.16/170,688.72 - Step 6: Final answer
x = 130,006.82
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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.