Finding the Fourth Proportional to 108,671.99, 162,990.47 and 29,767.77
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Solution
The fourth proportional to 108,671.99, 162,990.47 and 29,767.77 is: 44,646.86
Step by Step Solution
- Step 1: Write the proportion equation
108,671.99 : 162,990.47 = 29,767.77 : x - Step 2: Convert to fraction form
108,671.99/162,990.47 = 29,767.77/x - Step 3: Cross multiply
108,671.99x = 162,990.47 × 29,767.77 - Step 4: Simplify right side
108,671.99x = 4,851,862,674.31 - Step 5: Solve for x
x = 4,851,862,674.31/108,671.99 - Step 6: Final answer
x = 44,646.86
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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.