Finding the Fourth Proportional to 152,073.14, 209,858.75 and 84,088.62
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Solution
The fourth proportional to 152,073.14, 209,858.75 and 84,088.62 is: 116,041.08
Step by Step Solution
- Step 1: Write the proportion equation
152,073.14 : 209,858.75 = 84,088.62 : x - Step 2: Convert to fraction form
152,073.14/209,858.75 = 84,088.62/x - Step 3: Cross multiply
152,073.14x = 209,858.75 × 84,088.62 - Step 4: Simplify right side
152,073.14x = 17,646,732,261.98 - Step 5: Solve for x
x = 17,646,732,261.98/152,073.14 - Step 6: Final answer
x = 116,041.08
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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.