Finding the Fourth Proportional to 96,484.24, 144,477.12 and 66,590.74
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Solution
The fourth proportional to 96,484.24, 144,477.12 and 66,590.74 is: 99,714.09
Step by Step Solution
- Step 1: Write the proportion equation
96,484.24 : 144,477.12 = 66,590.74 : x - Step 2: Convert to fraction form
96,484.24/144,477.12 = 66,590.74/x - Step 3: Cross multiply
96,484.24x = 144,477.12 × 66,590.74 - Step 4: Simplify right side
96,484.24x = 9,620,838,333.87 - Step 5: Solve for x
x = 9,620,838,333.87/96,484.24 - Step 6: Final answer
x = 99,714.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.