Finding the Fourth Proportional to 257,176.08, 385,655.88 and 97,224.96
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Solution
The fourth proportional to 257,176.08, 385,655.88 and 97,224.96 is: 145,796.52
Step by Step Solution
- Step 1: Write the proportion equation
257,176.08 : 385,655.88 = 97,224.96 : x - Step 2: Convert to fraction form
257,176.08/385,655.88 = 97,224.96/x - Step 3: Cross multiply
257,176.08x = 385,655.88 × 97,224.96 - Step 4: Simplify right side
257,176.08x = 37,495,377,506.76 - Step 5: Solve for x
x = 37,495,377,506.76/257,176.08 - Step 6: Final answer
x = 145,796.52
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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.