Finding the Fourth Proportional to 368,796.92, 553,072.14 and 144,099.08
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Solution
The fourth proportional to 368,796.92, 553,072.14 and 144,099.08 is: 216,100.47
Step by Step Solution
- Step 1: Write the proportion equation
368,796.92 : 553,072.14 = 144,099.08 : x - Step 2: Convert to fraction form
368,796.92/553,072.14 = 144,099.08/x - Step 3: Cross multiply
368,796.92x = 553,072.14 × 144,099.08 - Step 4: Simplify right side
368,796.92x = 79,697,186,547.63 - Step 5: Solve for x
x = 79,697,186,547.63/368,796.92 - Step 6: Final answer
x = 216,100.47
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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.