Finding the Fourth Proportional to 178,001.18, 245,641.93 and 97,433.81
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Solution
The fourth proportional to 178,001.18, 245,641.93 and 97,433.81 is: 134,458.82
Step by Step Solution
- Step 1: Write the proportion equation
178,001.18 : 245,641.93 = 97,433.81 : x - Step 2: Convert to fraction form
178,001.18/245,641.93 = 97,433.81/x - Step 3: Cross multiply
178,001.18x = 245,641.93 × 97,433.81 - Step 4: Simplify right side
178,001.18x = 23,933,828,585.02 - Step 5: Solve for x
x = 23,933,828,585.02/178,001.18 - Step 6: Final answer
x = 134,458.82
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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.