Finding the Fourth Proportional to 109,312.56, 163,968.84 and 62,532.63
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Solution
The fourth proportional to 109,312.56, 163,968.84 and 62,532.63 is: 93,798.95
Step by Step Solution
- Step 1: Write the proportion equation
109,312.56 : 163,968.84 = 62,532.63 : x - Step 2: Convert to fraction form
109,312.56/163,968.84 = 62,532.63/x - Step 3: Cross multiply
109,312.56x = 163,968.84 × 62,532.63 - Step 4: Simplify right side
109,312.56x = 10,253,403,528.22 - Step 5: Solve for x
x = 10,253,403,528.22/109,312.56 - Step 6: Final answer
x = 93,798.95
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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.