Finding the Fourth Proportional to 187,759.08, 259,106.46 and 101,719.74
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Solution
The fourth proportional to 187,759.08, 259,106.46 and 101,719.74 is: 140,372.66
Step by Step Solution
- Step 1: Write the proportion equation
187,759.08 : 259,106.46 = 101,719.74 : x - Step 2: Convert to fraction form
187,759.08/259,106.46 = 101,719.74/x - Step 3: Cross multiply
187,759.08x = 259,106.46 × 101,719.74 - Step 4: Simplify right side
187,759.08x = 26,356,241,743.52 - Step 5: Solve for x
x = 26,356,241,743.52/187,759.08 - Step 6: Final answer
x = 140,372.66
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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.