Finding the Fourth Proportional to 165,294.84, 228,102.09 and 93,681.48
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Solution
The fourth proportional to 165,294.84, 228,102.09 and 93,681.48 is: 129,277.73
Step by Step Solution
- Step 1: Write the proportion equation
165,294.84 : 228,102.09 = 93,681.48 : x - Step 2: Convert to fraction form
165,294.84/228,102.09 = 93,681.48/x - Step 3: Cross multiply
165,294.84x = 228,102.09 × 93,681.48 - Step 4: Simplify right side
165,294.84x = 21,368,941,382.29 - Step 5: Solve for x
x = 21,368,941,382.29/165,294.84 - Step 6: Final answer
x = 129,277.73
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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.