Finding the Fourth Proportional to 249,649.92, 374,457.60 and 91,848.96
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Solution
The fourth proportional to 249,649.92, 374,457.60 and 91,848.96 is: 137,767.08
Step by Step Solution
- Step 1: Write the proportion equation
249,649.92 : 374,457.60 = 91,848.96 : x - Step 2: Convert to fraction form
249,649.92/374,457.60 = 91,848.96/x - Step 3: Cross multiply
249,649.92x = 374,457.60 × 91,848.96 - Step 4: Simplify right side
249,649.92x = 34,393,541,124.10 - Step 5: Solve for x
x = 34,393,541,124.10/249,649.92 - Step 6: Final answer
x = 137,767.08
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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.