Finding the Fourth Proportional to 155,948.74, 233,952.05 and 49,359.53
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Solution
The fourth proportional to 155,948.74, 233,952.05 and 49,359.53 is: 74,048.45
Step by Step Solution
- Step 1: Write the proportion equation
155,948.74 : 233,952.05 = 49,359.53 : x - Step 2: Convert to fraction form
155,948.74/233,952.05 = 49,359.53/x - Step 3: Cross multiply
155,948.74x = 233,952.05 × 49,359.53 - Step 4: Simplify right side
155,948.74x = 11,547,762,345.19 - Step 5: Solve for x
x = 11,547,762,345.19/155,948.74 - Step 6: Final answer
x = 74,048.45
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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.