Finding the Fourth Proportional to 93,873.68, 129,545.97 and 50,853.62
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Solution
The fourth proportional to 93,873.68, 129,545.97 and 50,853.62 is: 70,178.15
Step by Step Solution
- Step 1: Write the proportion equation
93,873.68 : 129,545.97 = 50,853.62 : x - Step 2: Convert to fraction form
93,873.68/129,545.97 = 50,853.62/x - Step 3: Cross multiply
93,873.68x = 129,545.97 × 50,853.62 - Step 4: Simplify right side
93,873.68x = 6,587,881,530.91 - Step 5: Solve for x
x = 6,587,881,530.91/93,873.68 - Step 6: Final answer
x = 70,178.15
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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.