Finding the Fourth Proportional to 97,252.15, 144,855.45 and 92,701.75
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Solution
The fourth proportional to 97,252.15, 144,855.45 and 92,701.75 is: 138,077.71
Step by Step Solution
- Step 1: Write the proportion equation
97,252.15 : 144,855.45 = 92,701.75 : x - Step 2: Convert to fraction form
97,252.15/144,855.45 = 92,701.75/x - Step 3: Cross multiply
97,252.15x = 144,855.45 × 92,701.75 - Step 4: Simplify right side
97,252.15x = 13,428,353,712.04 - Step 5: Solve for x
x = 13,428,353,712.04/97,252.15 - Step 6: Final answer
x = 138,077.71
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.