Finding the Fourth Proportional to 249,548.68, 344,412.30 and 158,875.68
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Solution
The fourth proportional to 249,548.68, 344,412.30 and 158,875.68 is: 219,270.80
Step by Step Solution
- Step 1: Write the proportion equation
249,548.68 : 344,412.30 = 158,875.68 : x - Step 2: Convert to fraction form
249,548.68/344,412.30 = 158,875.68/x - Step 3: Cross multiply
249,548.68x = 344,412.30 × 158,875.68 - Step 4: Simplify right side
249,548.68x = 54,718,738,362.86 - Step 5: Solve for x
x = 54,718,738,362.86/249,548.68 - Step 6: Final answer
x = 219,270.80
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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.