Finding the Fourth Proportional to 249,924.77, 344,894.56 and 135,202.95
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Solution
The fourth proportional to 249,924.77, 344,894.56 and 135,202.95 is: 186,579.19
Step by Step Solution
- Step 1: Write the proportion equation
249,924.77 : 344,894.56 = 135,202.95 : x - Step 2: Convert to fraction form
249,924.77/344,894.56 = 135,202.95/x - Step 3: Cross multiply
249,924.77x = 344,894.56 × 135,202.95 - Step 4: Simplify right side
249,924.77x = 46,630,760,642.93 - Step 5: Solve for x
x = 46,630,760,642.93/249,924.77 - Step 6: Final answer
x = 186,579.19
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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.