Finding the Fourth Proportional to 156,750.24, 235,131.30 and 51,577.68
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Solution
The fourth proportional to 156,750.24, 235,131.30 and 51,577.68 is: 77,368.47
Step by Step Solution
- Step 1: Write the proportion equation
156,750.24 : 235,131.30 = 51,577.68 : x - Step 2: Convert to fraction form
156,750.24/235,131.30 = 51,577.68/x - Step 3: Cross multiply
156,750.24x = 235,131.30 × 51,577.68 - Step 4: Simplify right side
156,750.24x = 12,127,526,949.38 - Step 5: Solve for x
x = 12,127,526,949.38/156,750.24 - Step 6: Final answer
x = 77,368.47
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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.