Finding the Fourth Proportional to 77,896.08, 107,496.72 and 44,362.08
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Solution
The fourth proportional to 77,896.08, 107,496.72 and 44,362.08 is: 61,219.74
Step by Step Solution
- Step 1: Write the proportion equation
77,896.08 : 107,496.72 = 44,362.08 : x - Step 2: Convert to fraction form
77,896.08/107,496.72 = 44,362.08/x - Step 3: Cross multiply
77,896.08x = 107,496.72 × 44,362.08 - Step 4: Simplify right side
77,896.08x = 4,768,778,092.38 - Step 5: Solve for x
x = 4,768,778,092.38/77,896.08 - Step 6: Final answer
x = 61,219.74
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.