Home / 98,735.86-148,112.79-32,158.90

Finding the Fourth Proportional to 98,735.86, 148,112.79 and 32,158.90

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Solution

The fourth proportional to 98,735.86, 148,112.79 and 32,158.90 is: 48,241.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,735.86 : 148,112.79 = 32,158.90 : x
  2. Step 2: Convert to fraction form
    98,735.86/148,112.79 = 32,158.90/x
  3. Step 3: Cross multiply
    98,735.86x = 148,112.79 × 32,158.90
  4. Step 4: Simplify right side
    98,735.86x = 4,763,144,402.33
  5. Step 5: Solve for x
    x = 4,763,144,402.33/98,735.86
  6. Step 6: Final answer
    x = 48,241.28

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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.