Finding the Fourth Proportional to 187,518.16, 258,774.12 and 101,477.08
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Solution
The fourth proportional to 187,518.16, 258,774.12 and 101,477.08 is: 140,037.86
Step by Step Solution
- Step 1: Write the proportion equation
187,518.16 : 258,774.12 = 101,477.08 : x - Step 2: Convert to fraction form
187,518.16/258,774.12 = 101,477.08/x - Step 3: Cross multiply
187,518.16x = 258,774.12 × 101,477.08 - Step 4: Simplify right side
187,518.16x = 26,259,642,077.17 - Step 5: Solve for x
x = 26,259,642,077.17/187,518.16 - Step 6: Final answer
x = 140,037.86
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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.