Finding the Fourth Proportional to 249,040.94, 343,675.73 and 135,862.88
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Solution
The fourth proportional to 249,040.94, 343,675.73 and 135,862.88 is: 187,490.35
Step by Step Solution
- Step 1: Write the proportion equation
249,040.94 : 343,675.73 = 135,862.88 : x - Step 2: Convert to fraction form
249,040.94/343,675.73 = 135,862.88/x - Step 3: Cross multiply
249,040.94x = 343,675.73 × 135,862.88 - Step 4: Simplify right side
249,040.94x = 46,692,773,085.18 - Step 5: Solve for x
x = 46,692,773,085.18/249,040.94 - Step 6: Final answer
x = 187,490.35
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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.