Finding the Fourth Proportional to 97,591.90, 134,677.86 and 57,306.14
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Solution
The fourth proportional to 97,591.90, 134,677.86 and 57,306.14 is: 79,083.08
Step by Step Solution
- Step 1: Write the proportion equation
97,591.90 : 134,677.86 = 57,306.14 : x - Step 2: Convert to fraction form
97,591.90/134,677.86 = 57,306.14/x - Step 3: Cross multiply
97,591.90x = 134,677.86 × 57,306.14 - Step 4: Simplify right side
97,591.90x = 7,717,868,300.06 - Step 5: Solve for x
x = 7,717,868,300.06/97,591.90 - Step 6: Final answer
x = 79,083.08
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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.