Finding the Fourth Proportional to 83,347.84, 124,982.88 and 48,297.52
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Solution
The fourth proportional to 83,347.84, 124,982.88 and 48,297.52 is: 72,423.75
Step by Step Solution
- Step 1: Write the proportion equation
83,347.84 : 124,982.88 = 48,297.52 : x - Step 2: Convert to fraction form
83,347.84/124,982.88 = 48,297.52/x - Step 3: Cross multiply
83,347.84x = 124,982.88 × 48,297.52 - Step 4: Simplify right side
83,347.84x = 6,036,363,146.46 - Step 5: Solve for x
x = 6,036,363,146.46/83,347.84 - Step 6: Final answer
x = 72,423.75
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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.