Home / 98,449.36-147,676.12-35,273.60

Finding the Fourth Proportional to 98,449.36, 147,676.12 and 35,273.60

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Solution

The fourth proportional to 98,449.36, 147,676.12 and 35,273.60 is: 52,911.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,449.36 : 147,676.12 = 35,273.60 : x
  2. Step 2: Convert to fraction form
    98,449.36/147,676.12 = 35,273.60/x
  3. Step 3: Cross multiply
    98,449.36x = 147,676.12 × 35,273.60
  4. Step 4: Simplify right side
    98,449.36x = 5,209,068,386.43
  5. Step 5: Solve for x
    x = 5,209,068,386.43/98,449.36
  6. Step 6: Final answer
    x = 52,911.15

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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.