Finding the Fourth Proportional to 147,349.13, 221,042.22 and 57,393.87
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Solution
The fourth proportional to 147,349.13, 221,042.22 and 57,393.87 is: 86,098.02
Step by Step Solution
- Step 1: Write the proportion equation
147,349.13 : 221,042.22 = 57,393.87 : x - Step 2: Convert to fraction form
147,349.13/221,042.22 = 57,393.87/x - Step 3: Cross multiply
147,349.13x = 221,042.22 × 57,393.87 - Step 4: Simplify right side
147,349.13x = 12,686,467,395.06 - Step 5: Solve for x
x = 12,686,467,395.06/147,349.13 - Step 6: Final answer
x = 86,098.02
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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.