Finding the Fourth Proportional to 171,598.84, 236,316.81 and 154,457.08
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Solution
The fourth proportional to 171,598.84, 236,316.81 and 154,457.08 is: 212,710.09
Step by Step Solution
- Step 1: Write the proportion equation
171,598.84 : 236,316.81 = 154,457.08 : x - Step 2: Convert to fraction form
171,598.84/236,316.81 = 154,457.08/x - Step 3: Cross multiply
171,598.84x = 236,316.81 × 154,457.08 - Step 4: Simplify right side
171,598.84x = 36,500,804,427.51 - Step 5: Solve for x
x = 36,500,804,427.51/171,598.84 - Step 6: Final answer
x = 212,710.09
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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.