Finding the Fourth Proportional to 249,248.36, 343,950.74 and 141,808.36
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Solution
The fourth proportional to 249,248.36, 343,950.74 and 141,808.36 is: 195,688.71
Step by Step Solution
- Step 1: Write the proportion equation
249,248.36 : 343,950.74 = 141,808.36 : x - Step 2: Convert to fraction form
249,248.36/343,950.74 = 141,808.36/x - Step 3: Cross multiply
249,248.36x = 343,950.74 × 141,808.36 - Step 4: Simplify right side
249,248.36x = 48,775,090,360.19 - Step 5: Solve for x
x = 48,775,090,360.19/249,248.36 - Step 6: Final answer
x = 195,688.71
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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.