Finding the Fourth Proportional to 97,522.50, 134,542.95 and 56,679.84
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Solution
The fourth proportional to 97,522.50, 134,542.95 and 56,679.84 is: 78,196.04
Step by Step Solution
- Step 1: Write the proportion equation
97,522.50 : 134,542.95 = 56,679.84 : x - Step 2: Convert to fraction form
97,522.50/134,542.95 = 56,679.84/x - Step 3: Cross multiply
97,522.50x = 134,542.95 × 56,679.84 - Step 4: Simplify right side
97,522.50x = 7,625,872,879.13 - Step 5: Solve for x
x = 7,625,872,879.13/97,522.50 - Step 6: Final answer
x = 78,196.04
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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.