Finding the Fourth Proportional to 207,024.40, 310,536.60 and 144,038.80
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Solution
The fourth proportional to 207,024.40, 310,536.60 and 144,038.80 is: 216,058.20
Step by Step Solution
- Step 1: Write the proportion equation
207,024.40 : 310,536.60 = 144,038.80 : x - Step 2: Convert to fraction form
207,024.40/310,536.60 = 144,038.80/x - Step 3: Cross multiply
207,024.40x = 310,536.60 × 144,038.80 - Step 4: Simplify right side
207,024.40x = 44,729,319,220.08 - Step 5: Solve for x
x = 44,729,319,220.08/207,024.40 - Step 6: Final answer
x = 216,058.20
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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.