Finding the Fourth Proportional to 194,637.70, 291,966.15 and 101,325.70
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Solution
The fourth proportional to 194,637.70, 291,966.15 and 101,325.70 is: 151,993.55
Step by Step Solution
- Step 1: Write the proportion equation
194,637.70 : 291,966.15 = 101,325.70 : x - Step 2: Convert to fraction form
194,637.70/291,966.15 = 101,325.70/x - Step 3: Cross multiply
194,637.70x = 291,966.15 × 101,325.70 - Step 4: Simplify right side
194,637.70x = 29,583,674,525.06 - Step 5: Solve for x
x = 29,583,674,525.06/194,637.70 - Step 6: Final answer
x = 151,993.55
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1.5x scale
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.