Finding the Fourth Proportional to 98,037.84, 135,292.22 and 53,325.84
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Solution
The fourth proportional to 98,037.84, 135,292.22 and 53,325.84 is: 73,589.66
Step by Step Solution
- Step 1: Write the proportion equation
98,037.84 : 135,292.22 = 53,325.84 : x - Step 2: Convert to fraction form
98,037.84/135,292.22 = 53,325.84/x - Step 3: Cross multiply
98,037.84x = 135,292.22 × 53,325.84 - Step 4: Simplify right side
98,037.84x = 7,214,572,017.61 - Step 5: Solve for x
x = 7,214,572,017.61/98,037.84 - Step 6: Final answer
x = 73,589.66
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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.