Finding the Fourth Proportional to 97,365.84, 134,371.08 and 54,908.88
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Solution
The fourth proportional to 97,365.84, 134,371.08 and 54,908.88 is: 75,777.76
Step by Step Solution
- Step 1: Write the proportion equation
97,365.84 : 134,371.08 = 54,908.88 : x - Step 2: Convert to fraction form
97,365.84/134,371.08 = 54,908.88/x - Step 3: Cross multiply
97,365.84x = 134,371.08 × 54,908.88 - Step 4: Simplify right side
97,365.84x = 7,378,165,507.19 - Step 5: Solve for x
x = 7,378,165,507.19/97,365.84 - Step 6: Final answer
x = 75,777.76
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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.