Finding the Fourth Proportional to 180,574.11, 249,125.36 and 116,946.99
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Solution
The fourth proportional to 180,574.11, 249,125.36 and 116,946.99 is: 161,343.51
Step by Step Solution
- Step 1: Write the proportion equation
180,574.11 : 249,125.36 = 116,946.99 : x - Step 2: Convert to fraction form
180,574.11/249,125.36 = 116,946.99/x - Step 3: Cross multiply
180,574.11x = 249,125.36 × 116,946.99 - Step 4: Simplify right side
180,574.11x = 29,134,460,399.93 - Step 5: Solve for x
x = 29,134,460,399.93/180,574.11 - Step 6: Final answer
x = 161,343.51
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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.