Finding the Fourth Proportional to 210,395.04, 290,372.64 and 119,733.48
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Solution
The fourth proportional to 210,395.04, 290,372.64 and 119,733.48 is: 165,247.84
Step by Step Solution
- Step 1: Write the proportion equation
210,395.04 : 290,372.64 = 119,733.48 : x - Step 2: Convert to fraction form
210,395.04/290,372.64 = 119,733.48/x - Step 3: Cross multiply
210,395.04x = 290,372.64 × 119,733.48 - Step 4: Simplify right side
210,395.04x = 34,767,326,683.99 - Step 5: Solve for x
x = 34,767,326,683.99/210,395.04 - Step 6: Final answer
x = 165,247.84
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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.