Finding the Fourth Proportional to 157,056.10, 235,195.35 and 125,952.10
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Solution
The fourth proportional to 157,056.10, 235,195.35 and 125,952.10 is: 188,616.35
Step by Step Solution
- Step 1: Write the proportion equation
157,056.10 : 235,195.35 = 125,952.10 : x - Step 2: Convert to fraction form
157,056.10/235,195.35 = 125,952.10/x - Step 3: Cross multiply
157,056.10x = 235,195.35 × 125,952.10 - Step 4: Simplify right side
157,056.10x = 29,623,348,242.74 - Step 5: Solve for x
x = 29,623,348,242.74/157,056.10 - Step 6: Final answer
x = 188,616.35
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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.