Home / 98,785.44-148,139.10-32,209.20

Finding the Fourth Proportional to 98,785.44, 148,139.10 and 32,209.20

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Solution

The fourth proportional to 98,785.44, 148,139.10 and 32,209.20 is: 48,301.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,785.44 : 148,139.10 = 32,209.20 : x
  2. Step 2: Convert to fraction form
    98,785.44/148,139.10 = 32,209.20/x
  3. Step 3: Cross multiply
    98,785.44x = 148,139.10 × 32,209.20
  4. Step 4: Simplify right side
    98,785.44x = 4,771,441,899.72
  5. Step 5: Solve for x
    x = 4,771,441,899.72/98,785.44
  6. Step 6: Final answer
    x = 48,301.06

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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.