Finding the Fourth Proportional to 94,045.80, 129,783.36 and 51,604.66
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Solution
The fourth proportional to 94,045.80, 129,783.36 and 51,604.66 is: 71,214.52
Step by Step Solution
- Step 1: Write the proportion equation
94,045.80 : 129,783.36 = 51,604.66 : x - Step 2: Convert to fraction form
94,045.80/129,783.36 = 51,604.66/x - Step 3: Cross multiply
94,045.80x = 129,783.36 × 51,604.66 - Step 4: Simplify right side
94,045.80x = 6,697,426,166.46 - Step 5: Solve for x
x = 6,697,426,166.46/94,045.80 - Step 6: Final answer
x = 71,214.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.