Finding the Fourth Proportional to 97,312.94, 134,240.86 and 84,537.44
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Solution
The fourth proportional to 97,312.94, 134,240.86 and 84,537.44 is: 116,617.37
Step by Step Solution
- Step 1: Write the proportion equation
97,312.94 : 134,240.86 = 84,537.44 : x - Step 2: Convert to fraction form
97,312.94/134,240.86 = 84,537.44/x - Step 3: Cross multiply
97,312.94x = 134,240.86 × 84,537.44 - Step 4: Simplify right side
97,312.94x = 11,348,378,647.80 - Step 5: Solve for x
x = 11,348,378,647.80/97,312.94 - Step 6: Final answer
x = 116,617.37
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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.