Finding the Fourth Proportional to 98,215.68, 147,147.36 and 59,677.08
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Solution
The fourth proportional to 98,215.68, 147,147.36 and 59,677.08 is: 89,408.58
Step by Step Solution
- Step 1: Write the proportion equation
98,215.68 : 147,147.36 = 59,677.08 : x - Step 2: Convert to fraction form
98,215.68/147,147.36 = 59,677.08/x - Step 3: Cross multiply
98,215.68x = 147,147.36 × 59,677.08 - Step 4: Simplify right side
98,215.68x = 8,781,324,774.51 - Step 5: Solve for x
x = 8,781,324,774.51/98,215.68 - Step 6: Final answer
x = 89,408.58
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.