Finding the Fourth Proportional to 243,145.04, 364,468.08 and 93,344.99
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Solution
The fourth proportional to 243,145.04, 364,468.08 and 93,344.99 is: 139,921.71
Step by Step Solution
- Step 1: Write the proportion equation
243,145.04 : 364,468.08 = 93,344.99 : x - Step 2: Convert to fraction form
243,145.04/364,468.08 = 93,344.99/x - Step 3: Cross multiply
243,145.04x = 364,468.08 × 93,344.99 - Step 4: Simplify right side
243,145.04x = 34,021,269,282.92 - Step 5: Solve for x
x = 34,021,269,282.92/243,145.04 - Step 6: Final answer
x = 139,921.71
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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.