Finding the Fourth Proportional to 346,109.19, 519,163.80 and 93,389.68
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Solution
The fourth proportional to 346,109.19, 519,163.80 and 93,389.68 is: 140,084.53
Step by Step Solution
- Step 1: Write the proportion equation
346,109.19 : 519,163.80 = 93,389.68 : x - Step 2: Convert to fraction form
346,109.19/519,163.80 = 93,389.68/x - Step 3: Cross multiply
346,109.19x = 519,163.80 × 93,389.68 - Step 4: Simplify right side
346,109.19x = 48,484,543,696.45 - Step 5: Solve for x
x = 48,484,543,696.45/346,109.19 - Step 6: Final answer
x = 140,084.53
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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.