Finding the Fourth Proportional to 124,816.13, 187,270.96 and 64,807.14
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Solution
The fourth proportional to 124,816.13, 187,270.96 and 64,807.14 is: 97,234.99
Step by Step Solution
- Step 1: Write the proportion equation
124,816.13 : 187,270.96 = 64,807.14 : x - Step 2: Convert to fraction form
124,816.13/187,270.96 = 64,807.14/x - Step 3: Cross multiply
124,816.13x = 187,270.96 × 64,807.14 - Step 4: Simplify right side
124,816.13x = 12,136,495,322.65 - Step 5: Solve for x
x = 12,136,495,322.65/124,816.13 - Step 6: Final answer
x = 97,234.99
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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.