Finding the Fourth Proportional to 142,251.84, 213,435.14 and 63,312.08
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Solution
The fourth proportional to 142,251.84, 213,435.14 and 63,312.08 is: 94,993.65
Step by Step Solution
- Step 1: Write the proportion equation
142,251.84 : 213,435.14 = 63,312.08 : x - Step 2: Convert to fraction form
142,251.84/213,435.14 = 63,312.08/x - Step 3: Cross multiply
142,251.84x = 213,435.14 × 63,312.08 - Step 4: Simplify right side
142,251.84x = 13,513,021,274.76 - Step 5: Solve for x
x = 13,513,021,274.76/142,251.84 - Step 6: Final answer
x = 94,993.65
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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.