Finding the Fourth Proportional to 293,130.18, 439,727.13 and 93,403.62
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Solution
The fourth proportional to 293,130.18, 439,727.13 and 93,403.62 is: 140,115.58
Step by Step Solution
- Step 1: Write the proportion equation
293,130.18 : 439,727.13 = 93,403.62 : x - Step 2: Convert to fraction form
293,130.18/439,727.13 = 93,403.62/x - Step 3: Cross multiply
293,130.18x = 439,727.13 × 93,403.62 - Step 4: Simplify right side
293,130.18x = 41,072,105,754.21 - Step 5: Solve for x
x = 41,072,105,754.21/293,130.18 - Step 6: Final answer
x = 140,115.58
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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.