Finding the Fourth Proportional to 99,710.08, 149,214.08 and 62,287.80
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Solution
The fourth proportional to 99,710.08, 149,214.08 and 62,287.80 is: 93,212.41
Step by Step Solution
- Step 1: Write the proportion equation
99,710.08 : 149,214.08 = 62,287.80 : x - Step 2: Convert to fraction form
99,710.08/149,214.08 = 62,287.80/x - Step 3: Cross multiply
99,710.08x = 149,214.08 × 62,287.80 - Step 4: Simplify right side
99,710.08x = 9,294,216,772.22 - Step 5: Solve for x
x = 9,294,216,772.22/99,710.08 - Step 6: Final answer
x = 93,212.41
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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.