Finding the Fourth Proportional to 121,643.04, 182,442.21 and 32,903.67
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Solution
The fourth proportional to 121,643.04, 182,442.21 and 32,903.67 is: 49,349.46
Step by Step Solution
- Step 1: Write the proportion equation
121,643.04 : 182,442.21 = 32,903.67 : x - Step 2: Convert to fraction form
121,643.04/182,442.21 = 32,903.67/x - Step 3: Cross multiply
121,643.04x = 182,442.21 × 32,903.67 - Step 4: Simplify right side
121,643.04x = 6,003,018,271.91 - Step 5: Solve for x
x = 6,003,018,271.91/121,643.04 - Step 6: Final answer
x = 49,349.46
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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.