Finding the Fourth Proportional to 180,699.44, 249,138.52 and 116,054.55
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Solution
The fourth proportional to 180,699.44, 249,138.52 and 116,054.55 is: 160,009.68
Step by Step Solution
- Step 1: Write the proportion equation
180,699.44 : 249,138.52 = 116,054.55 : x - Step 2: Convert to fraction form
180,699.44/249,138.52 = 116,054.55/x - Step 3: Cross multiply
180,699.44x = 249,138.52 × 116,054.55 - Step 4: Simplify right side
180,699.44x = 28,913,658,536.13 - Step 5: Solve for x
x = 28,913,658,536.13/180,699.44 - Step 6: Final answer
x = 160,009.68
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1.5x scale
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.