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Finding the Fourth Proportional to 51,484.71, 77,119.53 and 32,755.08

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Solution

The fourth proportional to 51,484.71, 77,119.53 and 32,755.08 is: 49,064.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,484.71 : 77,119.53 = 32,755.08 : x
  2. Step 2: Convert to fraction form
    51,484.71/77,119.53 = 32,755.08/x
  3. Step 3: Cross multiply
    51,484.71x = 77,119.53 × 32,755.08
  4. Step 4: Simplify right side
    51,484.71x = 2,526,056,374.71
  5. Step 5: Solve for x
    x = 2,526,056,374.71/51,484.71
  6. Step 6: Final answer
    x = 49,064.21

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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.