Finding the Fourth Proportional to 147,351.13, 221,045.22 and 57,395.87
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Solution
The fourth proportional to 147,351.13, 221,045.22 and 57,395.87 is: 86,101.02
Step by Step Solution
- Step 1: Write the proportion equation
147,351.13 : 221,045.22 = 57,395.87 : x - Step 2: Convert to fraction form
147,351.13/221,045.22 = 57,395.87/x - Step 3: Cross multiply
147,351.13x = 221,045.22 × 57,395.87 - Step 4: Simplify right side
147,351.13x = 12,687,082,711.24 - Step 5: Solve for x
x = 12,687,082,711.24/147,351.13 - Step 6: Final answer
x = 86,101.02
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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.