Finding the Fourth Proportional to 152,655.30, 228,945.62 and 119,292.62
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Solution
The fourth proportional to 152,655.30, 228,945.62 and 119,292.62 is: 178,909.75
Step by Step Solution
- Step 1: Write the proportion equation
152,655.30 : 228,945.62 = 119,292.62 : x - Step 2: Convert to fraction form
152,655.30/228,945.62 = 119,292.62/x - Step 3: Cross multiply
152,655.30x = 228,945.62 × 119,292.62 - Step 4: Simplify right side
152,655.30x = 27,311,521,106.13 - Step 5: Solve for x
x = 27,311,521,106.13/152,655.30 - Step 6: Final answer
x = 178,909.75
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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.