Finding the Fourth Proportional to 105,376.68, 157,313.88 and 101,685.24
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Solution
The fourth proportional to 105,376.68, 157,313.88 and 101,685.24 is: 151,803.03
Step by Step Solution
- Step 1: Write the proportion equation
105,376.68 : 157,313.88 = 101,685.24 : x - Step 2: Convert to fraction form
105,376.68/157,313.88 = 101,685.24/x - Step 3: Cross multiply
105,376.68x = 157,313.88 × 101,685.24 - Step 4: Simplify right side
105,376.68x = 15,996,499,643.13 - Step 5: Solve for x
x = 15,996,499,643.13/105,376.68 - Step 6: Final answer
x = 151,803.03
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.