Finding the Fourth Proportional to 267,842.24, 369,530.74 and 153,038.52
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Solution
The fourth proportional to 267,842.24, 369,530.74 and 153,038.52 is: 211,140.85
Step by Step Solution
- Step 1: Write the proportion equation
267,842.24 : 369,530.74 = 153,038.52 : x - Step 2: Convert to fraction form
267,842.24/369,530.74 = 153,038.52/x - Step 3: Cross multiply
267,842.24x = 369,530.74 × 153,038.52 - Step 4: Simplify right side
267,842.24x = 56,552,437,544.10 - Step 5: Solve for x
x = 56,552,437,544.10/267,842.24 - Step 6: Final answer
x = 211,140.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.