Finding the Fourth Proportional to 152,381.94, 228,587.95 and 52,528.99
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Solution
The fourth proportional to 152,381.94, 228,587.95 and 52,528.99 is: 78,798.67
Step by Step Solution
- Step 1: Write the proportion equation
152,381.94 : 228,587.95 = 52,528.99 : x - Step 2: Convert to fraction form
152,381.94/228,587.95 = 52,528.99/x - Step 3: Cross multiply
152,381.94x = 228,587.95 × 52,528.99 - Step 4: Simplify right side
152,381.94x = 12,007,494,139.67 - Step 5: Solve for x
x = 12,007,494,139.67/152,381.94 - Step 6: Final answer
x = 78,798.67
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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.