Finding the Fourth Proportional to 164,962.05, 247,567.47 and 120,702.99
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Solution
The fourth proportional to 164,962.05, 247,567.47 and 120,702.99 is: 181,145.51
Step by Step Solution
- Step 1: Write the proportion equation
164,962.05 : 247,567.47 = 120,702.99 : x - Step 2: Convert to fraction form
164,962.05/247,567.47 = 120,702.99/x - Step 3: Cross multiply
164,962.05x = 247,567.47 × 120,702.99 - Step 4: Simplify right side
164,962.05x = 29,882,133,855.74 - Step 5: Solve for x
x = 29,882,133,855.74/164,962.05 - Step 6: Final answer
x = 181,145.51
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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.