Finding the Fourth Proportional to 220,038.68, 330,085.80 and 62,267.18
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Solution
The fourth proportional to 220,038.68, 330,085.80 and 62,267.18 is: 93,408.62
Step by Step Solution
- Step 1: Write the proportion equation
220,038.68 : 330,085.80 = 62,267.18 : x - Step 2: Convert to fraction form
220,038.68/330,085.80 = 62,267.18/x - Step 3: Cross multiply
220,038.68x = 330,085.80 × 62,267.18 - Step 4: Simplify right side
220,038.68x = 20,553,510,273.62 - Step 5: Solve for x
x = 20,553,510,273.62/220,038.68 - Step 6: Final answer
x = 93,408.62
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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.