Finding the Fourth Proportional to 149,551.62, 224,438.67 and 70,690.02
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Solution
The fourth proportional to 149,551.62, 224,438.67 and 70,690.02 is: 106,087.61
Step by Step Solution
- Step 1: Write the proportion equation
149,551.62 : 224,438.67 = 70,690.02 : x - Step 2: Convert to fraction form
149,551.62/224,438.67 = 70,690.02/x - Step 3: Cross multiply
149,551.62x = 224,438.67 × 70,690.02 - Step 4: Simplify right side
149,551.62x = 15,865,574,071.07 - Step 5: Solve for x
x = 15,865,574,071.07/149,551.62 - Step 6: Final answer
x = 106,087.61
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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.