Finding the Fourth Proportional to 242,322.50, 334,412.12 and 133,438.10
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Solution
The fourth proportional to 242,322.50, 334,412.12 and 133,438.10 is: 184,148.46
Step by Step Solution
- Step 1: Write the proportion equation
242,322.50 : 334,412.12 = 133,438.10 : x - Step 2: Convert to fraction form
242,322.50/334,412.12 = 133,438.10/x - Step 3: Cross multiply
242,322.50x = 334,412.12 × 133,438.10 - Step 4: Simplify right side
242,322.50x = 44,623,316,666.28 - Step 5: Solve for x
x = 44,623,316,666.28/242,322.50 - Step 6: Final answer
x = 184,148.46
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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.