Home / 79,826.28-110,102.36-54,287.25

Finding the Fourth Proportional to 79,826.28, 110,102.36 and 54,287.25

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Solution

The fourth proportional to 79,826.28, 110,102.36 and 54,287.25 is: 74,877.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,826.28 : 110,102.36 = 54,287.25 : x
  2. Step 2: Convert to fraction form
    79,826.28/110,102.36 = 54,287.25/x
  3. Step 3: Cross multiply
    79,826.28x = 110,102.36 × 54,287.25
  4. Step 4: Simplify right side
    79,826.28x = 5,977,154,342.91
  5. Step 5: Solve for x
    x = 5,977,154,342.91/79,826.28
  6. Step 6: Final answer
    x = 74,877.02

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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.