Finding the Fourth Proportional to 243,141.04, 364,462.08 and 93,340.99
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Solution
The fourth proportional to 243,141.04, 364,462.08 and 93,340.99 is: 139,915.71
Step by Step Solution
- Step 1: Write the proportion equation
243,141.04 : 364,462.08 = 93,340.99 : x - Step 2: Convert to fraction form
243,141.04/364,462.08 = 93,340.99/x - Step 3: Cross multiply
243,141.04x = 364,462.08 × 93,340.99 - Step 4: Simplify right side
243,141.04x = 34,019,251,364.66 - Step 5: Solve for x
x = 34,019,251,364.66/243,141.04 - Step 6: Final answer
x = 139,915.71
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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.