Finding the Fourth Proportional to 105,334.30, 157,613.19 and 63,239.95
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Solution
The fourth proportional to 105,334.30, 157,613.19 and 63,239.95 is: 94,626.82
Step by Step Solution
- Step 1: Write the proportion equation
105,334.30 : 157,613.19 = 63,239.95 : x - Step 2: Convert to fraction form
105,334.30/157,613.19 = 63,239.95/x - Step 3: Cross multiply
105,334.30x = 157,613.19 × 63,239.95 - Step 4: Simplify right side
105,334.30x = 9,967,450,254.94 - Step 5: Solve for x
x = 9,967,450,254.94/105,334.30 - Step 6: Final answer
x = 94,626.82
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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.