Finding the Fourth Proportional to 125,281.77, 187,590.15 and 97,992.06
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Solution
The fourth proportional to 125,281.77, 187,590.15 and 97,992.06 is: 146,728.01
Step by Step Solution
- Step 1: Write the proportion equation
125,281.77 : 187,590.15 = 97,992.06 : x - Step 2: Convert to fraction form
125,281.77/187,590.15 = 97,992.06/x - Step 3: Cross multiply
125,281.77x = 187,590.15 × 97,992.06 - Step 4: Simplify right side
125,281.77x = 18,382,345,234.21 - Step 5: Solve for x
x = 18,382,345,234.21/125,281.77 - Step 6: Final answer
x = 146,728.01
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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.