Finding the Fourth Proportional to 147,860.48, 221,897.63 and 59,138.75
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Solution
The fourth proportional to 147,860.48, 221,897.63 and 59,138.75 is: 88,750.88
Step by Step Solution
- Step 1: Write the proportion equation
147,860.48 : 221,897.63 = 59,138.75 : x - Step 2: Convert to fraction form
147,860.48/221,897.63 = 59,138.75/x - Step 3: Cross multiply
147,860.48x = 221,897.63 × 59,138.75 - Step 4: Simplify right side
147,860.48x = 13,122,747,060.98 - Step 5: Solve for x
x = 13,122,747,060.98/147,860.48 - Step 6: Final answer
x = 88,750.88
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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.