Finding the Fourth Proportional to 77,650.08, 116,491.68 and 44,386.08
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Solution
The fourth proportional to 77,650.08, 116,491.68 and 44,386.08 is: 66,588.59
Step by Step Solution
- Step 1: Write the proportion equation
77,650.08 : 116,491.68 = 44,386.08 : x - Step 2: Convert to fraction form
77,650.08/116,491.68 = 44,386.08/x - Step 3: Cross multiply
77,650.08x = 116,491.68 × 44,386.08 - Step 4: Simplify right side
77,650.08x = 5,170,609,027.81 - Step 5: Solve for x
x = 5,170,609,027.81/77,650.08 - Step 6: Final answer
x = 66,588.59
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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.