Home / 54,905.28-75,729.28-34,765.44

Finding the Fourth Proportional to 54,905.28, 75,729.28 and 34,765.44

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Solution

The fourth proportional to 54,905.28, 75,729.28 and 34,765.44 is: 47,950.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,905.28 : 75,729.28 = 34,765.44 : x
  2. Step 2: Convert to fraction form
    54,905.28/75,729.28 = 34,765.44/x
  3. Step 3: Cross multiply
    54,905.28x = 75,729.28 × 34,765.44
  4. Step 4: Simplify right side
    54,905.28x = 2,632,761,740.08
  5. Step 5: Solve for x
    x = 2,632,761,740.08/54,905.28
  6. Step 6: Final answer
    x = 47,950.98

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1.5x scale

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.