Finding the Fourth Proportional to 97,092.71, 145,695.68 and 40,929.38
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Solution
The fourth proportional to 97,092.71, 145,695.68 and 40,929.38 is: 61,417.94
Step by Step Solution
- Step 1: Write the proportion equation
97,092.71 : 145,695.68 = 40,929.38 : x - Step 2: Convert to fraction form
97,092.71/145,695.68 = 40,929.38/x - Step 3: Cross multiply
97,092.71x = 145,695.68 × 40,929.38 - Step 4: Simplify right side
97,092.71x = 5,963,233,851.08 - Step 5: Solve for x
x = 5,963,233,851.08/97,092.71 - Step 6: Final answer
x = 61,417.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.