Finding the Fourth Proportional to 94,225.21, 130,039.93 and 53,944.72
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Solution
The fourth proportional to 94,225.21, 130,039.93 and 53,944.72 is: 74,448.95
Step by Step Solution
- Step 1: Write the proportion equation
94,225.21 : 130,039.93 = 53,944.72 : x - Step 2: Convert to fraction form
94,225.21/130,039.93 = 53,944.72/x - Step 3: Cross multiply
94,225.21x = 130,039.93 × 53,944.72 - Step 4: Simplify right side
94,225.21x = 7,014,967,355.00 - Step 5: Solve for x
x = 7,014,967,355.00/94,225.21 - Step 6: Final answer
x = 74,448.95
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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.