Finding the Fourth Proportional to 237,154.52, 355,646.12 and 79,346.07
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Solution
The fourth proportional to 237,154.52, 355,646.12 and 79,346.07 is: 118,990.45
Step by Step Solution
- Step 1: Write the proportion equation
237,154.52 : 355,646.12 = 79,346.07 : x - Step 2: Convert to fraction form
237,154.52/355,646.12 = 79,346.07/x - Step 3: Cross multiply
237,154.52x = 355,646.12 × 79,346.07 - Step 4: Simplify right side
237,154.52x = 28,219,121,536.02 - Step 5: Solve for x
x = 28,219,121,536.02/237,154.52 - Step 6: Final answer
x = 118,990.45
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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.