Finding the Fourth Proportional to 97,623.26, 134,719.71 and 54,602.81
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Solution
The fourth proportional to 97,623.26, 134,719.71 and 54,602.81 is: 75,351.66
Step by Step Solution
- Step 1: Write the proportion equation
97,623.26 : 134,719.71 = 54,602.81 : x - Step 2: Convert to fraction form
97,623.26/134,719.71 = 54,602.81/x - Step 3: Cross multiply
97,623.26x = 134,719.71 × 54,602.81 - Step 4: Simplify right side
97,623.26x = 7,356,074,728.39 - Step 5: Solve for x
x = 7,356,074,728.39/97,623.26 - Step 6: Final answer
x = 75,351.66
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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.