Finding the Fourth Proportional to 147,580.73, 221,386.91 and 40,965.13
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Solution
The fourth proportional to 147,580.73, 221,386.91 and 40,965.13 is: 61,452.09
Step by Step Solution
- Step 1: Write the proportion equation
147,580.73 : 221,386.91 = 40,965.13 : x - Step 2: Convert to fraction form
147,580.73/221,386.91 = 40,965.13/x - Step 3: Cross multiply
147,580.73x = 221,386.91 × 40,965.13 - Step 4: Simplify right side
147,580.73x = 9,069,144,358.22 - Step 5: Solve for x
x = 9,069,144,358.22/147,580.73 - Step 6: Final answer
x = 61,452.09
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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.