Finding the Fourth Proportional to 97,272.98, 134,299.18 and 61,024.12
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Solution
The fourth proportional to 97,272.98, 134,299.18 and 61,024.12 is: 84,252.47
Step by Step Solution
- Step 1: Write the proportion equation
97,272.98 : 134,299.18 = 61,024.12 : x - Step 2: Convert to fraction form
97,272.98/134,299.18 = 61,024.12/x - Step 3: Cross multiply
97,272.98x = 134,299.18 × 61,024.12 - Step 4: Simplify right side
97,272.98x = 8,195,489,016.75 - Step 5: Solve for x
x = 8,195,489,016.75/97,272.98 - Step 6: Final answer
x = 84,252.47
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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.