Finding the Fourth Proportional to 119,397.65, 164,792.28 and 68,444.57
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Solution
The fourth proportional to 119,397.65, 164,792.28 and 68,444.57 is: 94,466.99
Step by Step Solution
- Step 1: Write the proportion equation
119,397.65 : 164,792.28 = 68,444.57 : x - Step 2: Convert to fraction form
119,397.65/164,792.28 = 68,444.57/x - Step 3: Cross multiply
119,397.65x = 164,792.28 × 68,444.57 - Step 4: Simplify right side
119,397.65x = 11,279,136,743.92 - Step 5: Solve for x
x = 11,279,136,743.92/119,397.65 - Step 6: Final answer
x = 94,466.99
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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.