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Finding the Fourth Proportional to 77,568.51, 107,044.48 and 44,034.51

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Solution

The fourth proportional to 77,568.51, 107,044.48 and 44,034.51 is: 60,767.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,568.51 : 107,044.48 = 44,034.51 : x
  2. Step 2: Convert to fraction form
    77,568.51/107,044.48 = 44,034.51/x
  3. Step 3: Cross multiply
    77,568.51x = 107,044.48 × 44,034.51
  4. Step 4: Simplify right side
    77,568.51x = 4,713,651,225.00
  5. Step 5: Solve for x
    x = 4,713,651,225.00/77,568.51
  6. Step 6: Final answer
    x = 60,767.59

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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.