Finding the Fourth Proportional to 196,503.84, 294,509.12 and 84,051.88
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Solution
The fourth proportional to 196,503.84, 294,509.12 and 84,051.88 is: 125,972.32
Step by Step Solution
- Step 1: Write the proportion equation
196,503.84 : 294,509.12 = 84,051.88 : x - Step 2: Convert to fraction form
196,503.84/294,509.12 = 84,051.88/x - Step 3: Cross multiply
196,503.84x = 294,509.12 × 84,051.88 - Step 4: Simplify right side
196,503.84x = 24,754,044,056.61 - Step 5: Solve for x
x = 24,754,044,056.61/196,503.84 - Step 6: Final answer
x = 125,972.32
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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.