Home / 73,132.32-109,615.53-33,607.77

Finding the Fourth Proportional to 73,132.32, 109,615.53 and 33,607.77

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Solution

The fourth proportional to 73,132.32, 109,615.53 and 33,607.77 is: 50,373.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,132.32 : 109,615.53 = 33,607.77 : x
  2. Step 2: Convert to fraction form
    73,132.32/109,615.53 = 33,607.77/x
  3. Step 3: Cross multiply
    73,132.32x = 109,615.53 × 33,607.77
  4. Step 4: Simplify right side
    73,132.32x = 3,683,933,520.67
  5. Step 5: Solve for x
    x = 3,683,933,520.67/73,132.32
  6. Step 6: Final answer
    x = 50,373.54

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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.