Finding the Fourth Proportional to 254,378.10, 381,621.12 and 96,603.06
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Solution
The fourth proportional to 254,378.10, 381,621.12 and 96,603.06 is: 144,925.09
Step by Step Solution
- Step 1: Write the proportion equation
254,378.10 : 381,621.12 = 96,603.06 : x - Step 2: Convert to fraction form
254,378.10/381,621.12 = 96,603.06/x - Step 3: Cross multiply
254,378.10x = 381,621.12 × 96,603.06 - Step 4: Simplify right side
254,378.10x = 36,865,767,952.63 - Step 5: Solve for x
x = 36,865,767,952.63/254,378.10 - Step 6: Final answer
x = 144,925.09
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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.