Finding the Fourth Proportional to 152,278.75, 210,239.99 and 97,852.96
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Solution
The fourth proportional to 152,278.75, 210,239.99 and 97,852.96 is: 135,098.33
Step by Step Solution
- Step 1: Write the proportion equation
152,278.75 : 210,239.99 = 97,852.96 : x - Step 2: Convert to fraction form
152,278.75/210,239.99 = 97,852.96/x - Step 3: Cross multiply
152,278.75x = 210,239.99 × 97,852.96 - Step 4: Simplify right side
152,278.75x = 20,572,605,331.87 - Step 5: Solve for x
x = 20,572,605,331.87/152,278.75 - Step 6: Final answer
x = 135,098.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.