Home / 75,798.79-113,478.03-44,112.20

Finding the Fourth Proportional to 75,798.79, 113,478.03 and 44,112.20

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Solution

The fourth proportional to 75,798.79, 113,478.03 and 44,112.20 is: 66,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,798.79 : 113,478.03 = 44,112.20 : x
  2. Step 2: Convert to fraction form
    75,798.79/113,478.03 = 44,112.20/x
  3. Step 3: Cross multiply
    75,798.79x = 113,478.03 × 44,112.20
  4. Step 4: Simplify right side
    75,798.79x = 5,005,764,987.58
  5. Step 5: Solve for x
    x = 5,005,764,987.58/75,798.79
  6. Step 6: Final answer
    x = 66,040.17

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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.