Finding the Fourth Proportional to 224,237.60, 336,064.80 and 91,008.80
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Solution
The fourth proportional to 224,237.60, 336,064.80 and 91,008.80 is: 136,394.85
Step by Step Solution
- Step 1: Write the proportion equation
224,237.60 : 336,064.80 = 91,008.80 : x - Step 2: Convert to fraction form
224,237.60/336,064.80 = 91,008.80/x - Step 3: Cross multiply
224,237.60x = 336,064.80 × 91,008.80 - Step 4: Simplify right side
224,237.60x = 30,584,854,170.24 - Step 5: Solve for x
x = 30,584,854,170.24/224,237.60 - Step 6: Final answer
x = 136,394.85
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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.