Finding the Fourth Proportional to 199,860.24, 299,702.52 and 106,343.76
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Solution
The fourth proportional to 199,860.24, 299,702.52 and 106,343.76 is: 159,468.90
Step by Step Solution
- Step 1: Write the proportion equation
199,860.24 : 299,702.52 = 106,343.76 : x - Step 2: Convert to fraction form
199,860.24/299,702.52 = 106,343.76/x - Step 3: Cross multiply
199,860.24x = 299,702.52 × 106,343.76 - Step 4: Simplify right side
199,860.24x = 31,871,492,858.28 - Step 5: Solve for x
x = 31,871,492,858.28/199,860.24 - Step 6: Final answer
x = 159,468.90
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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.