Finding the Fourth Proportional to 152,318.02, 210,205.44 and 84,334.99
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Solution
The fourth proportional to 152,318.02, 210,205.44 and 84,334.99 is: 116,385.93
Step by Step Solution
- Step 1: Write the proportion equation
152,318.02 : 210,205.44 = 84,334.99 : x - Step 2: Convert to fraction form
152,318.02/210,205.44 = 84,334.99/x - Step 3: Cross multiply
152,318.02x = 210,205.44 × 84,334.99 - Step 4: Simplify right side
152,318.02x = 17,727,673,995.02 - Step 5: Solve for x
x = 17,727,673,995.02/152,318.02 - Step 6: Final answer
x = 116,385.93
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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.