Finding the Fourth Proportional to 68,290.48, 102,430.24 and 23,307.99
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Solution
The fourth proportional to 68,290.48, 102,430.24 and 23,307.99 is: 34,960.11
Step by Step Solution
- Step 1: Write the proportion equation
68,290.48 : 102,430.24 = 23,307.99 : x - Step 2: Convert to fraction form
68,290.48/102,430.24 = 23,307.99/x - Step 3: Cross multiply
68,290.48x = 102,430.24 × 23,307.99 - Step 4: Simplify right side
68,290.48x = 2,387,443,009.62 - Step 5: Solve for x
x = 2,387,443,009.62/68,290.48 - Step 6: Final answer
x = 34,960.11
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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.