Home / 99,372.50-149,065.68-32,859.44

Finding the Fourth Proportional to 99,372.50, 149,065.68 and 32,859.44

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Solution

The fourth proportional to 99,372.50, 149,065.68 and 32,859.44 is: 49,291.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,372.50 : 149,065.68 = 32,859.44 : x
  2. Step 2: Convert to fraction form
    99,372.50/149,065.68 = 32,859.44/x
  3. Step 3: Cross multiply
    99,372.50x = 149,065.68 × 32,859.44
  4. Step 4: Simplify right side
    99,372.50x = 4,898,214,768.02
  5. Step 5: Solve for x
    x = 4,898,214,768.02/99,372.50
  6. Step 6: Final answer
    x = 49,291.45

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1.5x scale

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.