Finding the Fourth Proportional to 97,280.49, 145,656.93 and 50,434.95
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Solution
The fourth proportional to 97,280.49, 145,656.93 and 50,434.95 is: 75,515.66
Step by Step Solution
- Step 1: Write the proportion equation
97,280.49 : 145,656.93 = 50,434.95 : x - Step 2: Convert to fraction form
97,280.49/145,656.93 = 50,434.95/x - Step 3: Cross multiply
97,280.49x = 145,656.93 × 50,434.95 - Step 4: Simplify right side
97,280.49x = 7,346,200,717.05 - Step 5: Solve for x
x = 7,346,200,717.05/97,280.49 - Step 6: Final answer
x = 75,515.66
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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.