Finding the Fourth Proportional to 149,988.96, 224,983.44 and 103,537.08
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Solution
The fourth proportional to 149,988.96, 224,983.44 and 103,537.08 is: 155,305.62
Step by Step Solution
- Step 1: Write the proportion equation
149,988.96 : 224,983.44 = 103,537.08 : x - Step 2: Convert to fraction form
149,988.96/224,983.44 = 103,537.08/x - Step 3: Cross multiply
149,988.96x = 224,983.44 × 103,537.08 - Step 4: Simplify right side
149,988.96x = 23,294,128,425.96 - Step 5: Solve for x
x = 23,294,128,425.96/149,988.96 - Step 6: Final answer
x = 155,305.62
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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.