Finding the Fourth Proportional to 187,526.69, 258,787.65 and 101,485.68
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Solution
The fourth proportional to 187,526.69, 258,787.65 and 101,485.68 is: 140,050.69
Step by Step Solution
- Step 1: Write the proportion equation
187,526.69 : 258,787.65 = 101,485.68 : x - Step 2: Convert to fraction form
187,526.69/258,787.65 = 101,485.68/x - Step 3: Cross multiply
187,526.69x = 258,787.65 × 101,485.68 - Step 4: Simplify right side
187,526.69x = 26,263,241,216.22 - Step 5: Solve for x
x = 26,263,241,216.22/187,526.69 - Step 6: Final answer
x = 140,050.69
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1.5x scale
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.