Finding the Fourth Proportional to 153,409.08, 230,126.95 and 46,817.05
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Solution
The fourth proportional to 153,409.08, 230,126.95 and 46,817.05 is: 70,229.64
Step by Step Solution
- Step 1: Write the proportion equation
153,409.08 : 230,126.95 = 46,817.05 : x - Step 2: Convert to fraction form
153,409.08/230,126.95 = 46,817.05/x - Step 3: Cross multiply
153,409.08x = 230,126.95 × 46,817.05 - Step 4: Simplify right side
153,409.08x = 10,773,864,593.00 - Step 5: Solve for x
x = 10,773,864,593.00/153,409.08 - Step 6: Final answer
x = 70,229.64
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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.