Finding the Fourth Proportional to 156,799.14, 235,235.16 and 51,619.02
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Solution
The fourth proportional to 156,799.14, 235,235.16 and 51,619.02 is: 77,440.53
Step by Step Solution
- Step 1: Write the proportion equation
156,799.14 : 235,235.16 = 51,619.02 : x - Step 2: Convert to fraction form
156,799.14/235,235.16 = 51,619.02/x - Step 3: Cross multiply
156,799.14x = 235,235.16 × 51,619.02 - Step 4: Simplify right side
156,799.14x = 12,142,608,428.74 - Step 5: Solve for x
x = 12,142,608,428.74/156,799.14 - Step 6: Final answer
x = 77,440.53
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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.