Finding the Fourth Proportional to 249,681.18, 344,561.58 and 134,959.59
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Solution
The fourth proportional to 249,681.18, 344,561.58 and 134,959.59 is: 186,245.07
Step by Step Solution
- Step 1: Write the proportion equation
249,681.18 : 344,561.58 = 134,959.59 : x - Step 2: Convert to fraction form
249,681.18/344,561.58 = 134,959.59/x - Step 3: Cross multiply
249,681.18x = 344,561.58 × 134,959.59 - Step 4: Simplify right side
249,681.18x = 46,501,887,843.74 - Step 5: Solve for x
x = 46,501,887,843.74/249,681.18 - Step 6: Final answer
x = 186,245.07
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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.