Finding the Fourth Proportional to 233,358.67, 322,041.45 and 142,712.99
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Solution
The fourth proportional to 233,358.67, 322,041.45 and 142,712.99 is: 196,947.89
Step by Step Solution
- Step 1: Write the proportion equation
233,358.67 : 322,041.45 = 142,712.99 : x - Step 2: Convert to fraction form
233,358.67/322,041.45 = 142,712.99/x - Step 3: Cross multiply
233,358.67x = 322,041.45 × 142,712.99 - Step 4: Simplify right side
233,358.67x = 45,959,497,161.92 - Step 5: Solve for x
x = 45,959,497,161.92/233,358.67 - Step 6: Final answer
x = 196,947.89
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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.