Finding the Fourth Proportional to 172,158.84, 237,614.58 and 108,453.96
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Solution
The fourth proportional to 172,158.84, 237,614.58 and 108,453.96 is: 149,688.75
Step by Step Solution
- Step 1: Write the proportion equation
172,158.84 : 237,614.58 = 108,453.96 : x - Step 2: Convert to fraction form
172,158.84/237,614.58 = 108,453.96/x - Step 3: Cross multiply
172,158.84x = 237,614.58 × 108,453.96 - Step 4: Simplify right side
172,158.84x = 25,770,242,154.74 - Step 5: Solve for x
x = 25,770,242,154.74/172,158.84 - Step 6: Final answer
x = 149,688.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.