Finding the Fourth Proportional to 242,517.99, 363,652.25 and 130,292.76
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Solution
The fourth proportional to 242,517.99, 363,652.25 and 130,292.76 is: 195,372.12
Step by Step Solution
- Step 1: Write the proportion equation
242,517.99 : 363,652.25 = 130,292.76 : x - Step 2: Convert to fraction form
242,517.99/363,652.25 = 130,292.76/x - Step 3: Cross multiply
242,517.99x = 363,652.25 × 130,292.76 - Step 4: Simplify right side
242,517.99x = 47,381,254,681.25 - Step 5: Solve for x
x = 47,381,254,681.25/242,517.99 - Step 6: Final answer
x = 195,372.12
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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.