Finding the Fourth Proportional to 86,536.50, 119,420.37 and 46,792.50
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Solution
The fourth proportional to 86,536.50, 119,420.37 and 46,792.50 is: 64,573.65
Step by Step Solution
- Step 1: Write the proportion equation
86,536.50 : 119,420.37 = 46,792.50 : x - Step 2: Convert to fraction form
86,536.50/119,420.37 = 46,792.50/x - Step 3: Cross multiply
86,536.50x = 119,420.37 × 46,792.50 - Step 4: Simplify right side
86,536.50x = 5,587,977,663.23 - Step 5: Solve for x
x = 5,587,977,663.23/86,536.50 - Step 6: Final answer
x = 64,573.65
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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.