Home / 98,775.29-148,147.89-32,215.31

Finding the Fourth Proportional to 98,775.29, 148,147.89 and 32,215.31

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Solution

The fourth proportional to 98,775.29, 148,147.89 and 32,215.31 is: 48,318.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,775.29 : 148,147.89 = 32,215.31 : x
  2. Step 2: Convert to fraction form
    98,775.29/148,147.89 = 32,215.31/x
  3. Step 3: Cross multiply
    98,775.29x = 148,147.89 × 32,215.31
  4. Step 4: Simplify right side
    98,775.29x = 4,772,630,202.20
  5. Step 5: Solve for x
    x = 4,772,630,202.20/98,775.29
  6. Step 6: Final answer
    x = 48,318.06

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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.