Finding the Fourth Proportional to 147,825.70, 221,793.62 and 88,703.80
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Solution
The fourth proportional to 147,825.70, 221,793.62 and 88,703.80 is: 133,088.75
Step by Step Solution
- Step 1: Write the proportion equation
147,825.70 : 221,793.62 = 88,703.80 : x - Step 2: Convert to fraction form
147,825.70/221,793.62 = 88,703.80/x - Step 3: Cross multiply
147,825.70x = 221,793.62 × 88,703.80 - Step 4: Simplify right side
147,825.70x = 19,673,936,909.76 - Step 5: Solve for x
x = 19,673,936,909.76/147,825.70 - Step 6: Final answer
x = 133,088.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.