Finding the Fourth Proportional to 97,348.22, 134,339.75 and 56,516.13
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Solution
The fourth proportional to 97,348.22, 134,339.75 and 56,516.13 is: 77,991.80
Step by Step Solution
- Step 1: Write the proportion equation
97,348.22 : 134,339.75 = 56,516.13 : x - Step 2: Convert to fraction form
97,348.22/134,339.75 = 56,516.13/x - Step 3: Cross multiply
97,348.22x = 134,339.75 × 56,516.13 - Step 4: Simplify right side
97,348.22x = 7,592,362,492.59 - Step 5: Solve for x
x = 7,592,362,492.59/97,348.22 - Step 6: Final answer
x = 77,991.80
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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.