Finding the Fourth Proportional to 147,324.05, 220,986.08 and 97,460.45
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Solution
The fourth proportional to 147,324.05, 220,986.08 and 97,460.45 is: 146,190.68
Step by Step Solution
- Step 1: Write the proportion equation
147,324.05 : 220,986.08 = 97,460.45 : x - Step 2: Convert to fraction form
147,324.05/220,986.08 = 97,460.45/x - Step 3: Cross multiply
147,324.05x = 220,986.08 × 97,460.45 - Step 4: Simplify right side
147,324.05x = 21,537,402,313.23 - Step 5: Solve for x
x = 21,537,402,313.23/147,324.05 - Step 6: Final answer
x = 146,190.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.