Finding the Fourth Proportional to 250,354.13, 375,590.25 and 81,873.79
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Solution
The fourth proportional to 250,354.13, 375,590.25 and 81,873.79 is: 122,830.00
Step by Step Solution
- Step 1: Write the proportion equation
250,354.13 : 375,590.25 = 81,873.79 : x - Step 2: Convert to fraction form
250,354.13/375,590.25 = 81,873.79/x - Step 3: Cross multiply
250,354.13x = 375,590.25 × 81,873.79 - Step 4: Simplify right side
250,354.13x = 30,750,996,315.57 - Step 5: Solve for x
x = 30,750,996,315.57/250,354.13 - Step 6: Final answer
x = 122,830.00
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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.