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Finding the Fourth Proportional to 75,885.66, 104,722.47 and 44,055.90

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Solution

The fourth proportional to 75,885.66, 104,722.47 and 44,055.90 is: 60,797.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,885.66 : 104,722.47 = 44,055.90 : x
  2. Step 2: Convert to fraction form
    75,885.66/104,722.47 = 44,055.90/x
  3. Step 3: Cross multiply
    75,885.66x = 104,722.47 × 44,055.90
  4. Step 4: Simplify right side
    75,885.66x = 4,613,642,666.07
  5. Step 5: Solve for x
    x = 4,613,642,666.07/75,885.66
  6. Step 6: Final answer
    x = 60,797.29

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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.