Finding the Fourth Proportional to 262,130.13, 393,095.27 and 93,618.99
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Solution
The fourth proportional to 262,130.13, 393,095.27 and 93,618.99 is: 140,392.80
Step by Step Solution
- Step 1: Write the proportion equation
262,130.13 : 393,095.27 = 93,618.99 : x - Step 2: Convert to fraction form
262,130.13/393,095.27 = 93,618.99/x - Step 3: Cross multiply
262,130.13x = 393,095.27 × 93,618.99 - Step 4: Simplify right side
262,130.13x = 36,801,182,151.18 - Step 5: Solve for x
x = 36,801,182,151.18/262,130.13 - Step 6: Final answer
x = 140,392.80
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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.