Finding the Fourth Proportional to 187,647.41, 258,948.59 and 104,862.08
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Solution
The fourth proportional to 187,647.41, 258,948.59 and 104,862.08 is: 144,706.96
Step by Step Solution
- Step 1: Write the proportion equation
187,647.41 : 258,948.59 = 104,862.08 : x - Step 2: Convert to fraction form
187,647.41/258,948.59 = 104,862.08/x - Step 3: Cross multiply
187,647.41x = 258,948.59 × 104,862.08 - Step 4: Simplify right side
187,647.41x = 27,153,885,941.41 - Step 5: Solve for x
x = 27,153,885,941.41/187,647.41 - Step 6: Final answer
x = 144,706.96
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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.