Finding the Fourth Proportional to 159,580.95, 239,209.93 and 103,456.71
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Solution
The fourth proportional to 159,580.95, 239,209.93 and 103,456.71 is: 155,080.37
Step by Step Solution
- Step 1: Write the proportion equation
159,580.95 : 239,209.93 = 103,456.71 : x - Step 2: Convert to fraction form
159,580.95/239,209.93 = 103,456.71/x - Step 3: Cross multiply
159,580.95x = 239,209.93 × 103,456.71 - Step 4: Simplify right side
159,580.95x = 24,747,872,357.13 - Step 5: Solve for x
x = 24,747,872,357.13/159,580.95 - Step 6: Final answer
x = 155,080.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.