Finding the Fourth Proportional to 169,070.99, 233,315.11 and 93,617.87
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Solution
The fourth proportional to 169,070.99, 233,315.11 and 93,617.87 is: 129,191.08
Step by Step Solution
- Step 1: Write the proportion equation
169,070.99 : 233,315.11 = 93,617.87 : x - Step 2: Convert to fraction form
169,070.99/233,315.11 = 93,617.87/x - Step 3: Cross multiply
169,070.99x = 233,315.11 × 93,617.87 - Step 4: Simplify right side
169,070.99x = 21,842,463,637.02 - Step 5: Solve for x
x = 21,842,463,637.02/169,070.99 - Step 6: Final answer
x = 129,191.08
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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.