Finding the Fourth Proportional to 169,501.76, 233,911.68 and 94,050.08
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Solution
The fourth proportional to 169,501.76, 233,911.68 and 94,050.08 is: 129,788.69
Step by Step Solution
- Step 1: Write the proportion equation
169,501.76 : 233,911.68 = 94,050.08 : x - Step 2: Convert to fraction form
169,501.76/233,911.68 = 94,050.08/x - Step 3: Cross multiply
169,501.76x = 233,911.68 × 94,050.08 - Step 4: Simplify right side
169,501.76x = 21,999,412,216.93 - Step 5: Solve for x
x = 21,999,412,216.93/169,501.76 - Step 6: Final answer
x = 129,788.69
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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.